131959575

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 108

約数和(自身を含む): 268852584

約数和(自身を除く): 136893009

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 37, 45, 55, 75, 99, 111, 121, 131, 165, 185, 225, 275, 333, 363, 393, 407, 495, 555, 605, 655, 825, 925, 1089, 1179, 1221, 1441, 1665, 1815, 1965, 2035, 2475, 2775, 3025, 3275, 3663, 4323, 4477, 4847, 5445, 5895, 6105, 7205, 8325, 9075, 9825, 10175, 12969, 13431, 14541, 15851, 18315, 21615, 22385, 24235, 27225, 29475, 30525, 36025, 40293, 43623, 47553, 53317, 64845, 67155, 72705, 79255, 91575, 108075, 111925, 121175, 142659, 159951, 201465, 218115, 237765, 266585, 324225, 335775, 363525, 396275, 479853, 586487, 713295, 799755, 1007325, 1090575, 1188825, 1332925, 1759461, 2399265, 2932435, 3566475, 3998775, 5278383, 8797305, 11996325, 14662175, 26391915, 43986525, 131959575]

約数ペア:

[(1, 131959575), (3, 43986525), (5, 26391915), (9, 14662175), (11, 11996325), (15, 8797305), (25, 5278383), (33, 3998775), (37, 3566475), (45, 2932435), (55, 2399265), (75, 1759461), (99, 1332925), (111, 1188825), (121, 1090575), (131, 1007325), (165, 799755), (185, 713295), (225, 586487), (275, 479853), (333, 396275), (363, 363525), (393, 335775), (407, 324225), (495, 266585), (555, 237765), (605, 218115), (655, 201465), (825, 159951), (925, 142659), (1089, 121175), (1179, 111925), (1221, 108075), (1441, 91575), (1665, 79255), (1815, 72705), (1965, 67155), (2035, 64845), (2475, 53317), (2775, 47553), (3025, 43623), (3275, 40293), (3663, 36025), (4323, 30525), (4477, 29475), (4847, 27225), (5445, 24235), (5895, 22385), (6105, 21615), (7205, 18315), (8325, 15851), (9075, 14541), (9825, 13431), (10175, 12969)]