15887025

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 108

約数和(自身を含む): 36386064

約数和(自身を除く): 20499039

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 49, 55, 63, 75, 77, 99, 105, 131, 147, 165, 175, 225, 231, 245, 275, 315, 385, 393, 441, 495, 525, 539, 655, 693, 735, 825, 917, 1155, 1179, 1225, 1441, 1575, 1617, 1925, 1965, 2205, 2475, 2695, 2751, 3275, 3465, 3675, 4323, 4585, 4851, 5775, 5895, 6419, 7205, 8085, 8253, 9825, 10087, 11025, 12969, 13475, 13755, 17325, 19257, 21615, 22925, 24255, 29475, 30261, 32095, 36025, 40425, 41265, 50435, 57771, 64845, 68775, 70609, 90783, 96285, 108075, 121275, 151305, 160475, 206325, 211827, 252175, 288855, 324225, 353045, 453915, 481425, 635481, 756525, 1059135, 1444275, 1765225, 2269575, 3177405, 5295675, 15887025]

約数ペア:

[(1, 15887025), (3, 5295675), (5, 3177405), (7, 2269575), (9, 1765225), (11, 1444275), (15, 1059135), (21, 756525), (25, 635481), (33, 481425), (35, 453915), (45, 353045), (49, 324225), (55, 288855), (63, 252175), (75, 211827), (77, 206325), (99, 160475), (105, 151305), (131, 121275), (147, 108075), (165, 96285), (175, 90783), (225, 70609), (231, 68775), (245, 64845), (275, 57771), (315, 50435), (385, 41265), (393, 40425), (441, 36025), (495, 32095), (525, 30261), (539, 29475), (655, 24255), (693, 22925), (735, 21615), (825, 19257), (917, 17325), (1155, 13755), (1179, 13475), (1225, 12969), (1441, 11025), (1575, 10087), (1617, 9825), (1925, 8253), (1965, 8085), (2205, 7205), (2475, 6419), (2695, 5895), (2751, 5775), (3275, 4851), (3465, 4585), (3675, 4323)]