12912487875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:667

約数の個数: 192

約数和(自身を含む): 28203801600

約数和(自身を除く): 15291313725

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 125, 133, 171, 175, 211, 225, 285, 315, 375, 399, 409, 475, 525, 633, 665, 855, 875, 1055, 1125, 1197, 1227, 1425, 1477, 1575, 1899, 1995, 2045, 2375, 2625, 2863, 3165, 3325, 3681, 4009, 4275, 4431, 5275, 5985, 6135, 7125, 7385, 7771, 7875, 8589, 9495, 9975, 10225, 12027, 13293, 14315, 15825, 16625, 18405, 20045, 21375, 22155, 23313, 25767, 26375, 28063, 29925, 30675, 36081, 36925, 38855, 42945, 47475, 49875, 51125, 54397, 60135, 66465, 69939, 71575, 79125, 84189, 86299, 92025, 100225, 110775, 116565, 128835, 140315, 149625, 153375, 163191, 180405, 184625, 194275, 214725, 237375, 252567, 258897, 271985, 300675, 332325, 349695, 357875, 420945, 431495, 460125, 489573, 501125, 553875, 582825, 604093, 644175, 701575, 776691, 815955, 902025, 971375, 1073625, 1262835, 1294485, 1359925, 1503375, 1639681, 1661625, 1748475, 1812279, 2104725, 2157475, 2447865, 2914125, 3020465, 3220875, 3507875, 3883455, 4079775, 4510125, 4919043, 5436837, 6314175, 6472425, 6799625, 8198405, 8742375, 9061395, 10523625, 10787375, 11477767, 12239325, 14757129, 15102325, 19417275, 20398875, 24595215, 27184185, 31570875, 32362125, 34433301, 40992025, 45306975, 57388835, 61196625, 73785645, 75511625, 97086375, 103299903, 122976075, 135920925, 172166505, 204960125, 226534875, 286944175, 368928225, 516499515, 614880375, 679604625, 860832525, 1434720875, 1844641125, 2582497575, 4304162625, 12912487875]

約数ペア:

[(1, 12912487875), (3, 4304162625), (5, 2582497575), (7, 1844641125), (9, 1434720875), (15, 860832525), (19, 679604625), (21, 614880375), (25, 516499515), (35, 368928225), (45, 286944175), (57, 226534875), (63, 204960125), (75, 172166505), (95, 135920925), (105, 122976075), (125, 103299903), (133, 97086375), (171, 75511625), (175, 73785645), (211, 61196625), (225, 57388835), (285, 45306975), (315, 40992025), (375, 34433301), (399, 32362125), (409, 31570875), (475, 27184185), (525, 24595215), (633, 20398875), (665, 19417275), (855, 15102325), (875, 14757129), (1055, 12239325), (1125, 11477767), (1197, 10787375), (1227, 10523625), (1425, 9061395), (1477, 8742375), (1575, 8198405), (1899, 6799625), (1995, 6472425), (2045, 6314175), (2375, 5436837), (2625, 4919043), (2863, 4510125), (3165, 4079775), (3325, 3883455), (3681, 3507875), (4009, 3220875), (4275, 3020465), (4431, 2914125), (5275, 2447865), (5985, 2157475), (6135, 2104725), (7125, 1812279), (7385, 1748475), (7771, 1661625), (7875, 1639681), (8589, 1503375), (9495, 1359925), (9975, 1294485), (10225, 1262835), (12027, 1073625), (13293, 971375), (14315, 902025), (15825, 815955), (16625, 776691), (18405, 701575), (20045, 644175), (21375, 604093), (22155, 582825), (23313, 553875), (25767, 501125), (26375, 489573), (28063, 460125), (29925, 431495), (30675, 420945), (36081, 357875), (36925, 349695), (38855, 332325), (42945, 300675), (47475, 271985), (49875, 258897), (51125, 252567), (54397, 237375), (60135, 214725), (66465, 194275), (69939, 184625), (71575, 180405), (79125, 163191), (84189, 153375), (86299, 149625), (92025, 140315), (100225, 128835), (110775, 116565)]