207865125

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 411911136

約数和(自身を除く): 204046011

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 61, 65, 75, 117, 125, 183, 195, 225, 233, 305, 325, 375, 549, 585, 699, 793, 915, 975, 1125, 1165, 1525, 1625, 2097, 2379, 2745, 2925, 3029, 3495, 3965, 4575, 4875, 5825, 7137, 7625, 9087, 10485, 11895, 13725, 14213, 14625, 15145, 17475, 19825, 22875, 27261, 29125, 35685, 42639, 45435, 52425, 59475, 68625, 71065, 75725, 87375, 99125, 127917, 136305, 178425, 184769, 213195, 227175, 262125, 297375, 355325, 378625, 554307, 639585, 681525, 892125, 923845, 1065975, 1135875, 1662921, 1776625, 2771535, 3197925, 3407625, 4619225, 5329875, 8314605, 13857675, 15989625, 23096125, 41573025, 69288375, 207865125]

約数ペア:

[(1, 207865125), (3, 69288375), (5, 41573025), (9, 23096125), (13, 15989625), (15, 13857675), (25, 8314605), (39, 5329875), (45, 4619225), (61, 3407625), (65, 3197925), (75, 2771535), (117, 1776625), (125, 1662921), (183, 1135875), (195, 1065975), (225, 923845), (233, 892125), (305, 681525), (325, 639585), (375, 554307), (549, 378625), (585, 355325), (699, 297375), (793, 262125), (915, 227175), (975, 213195), (1125, 184769), (1165, 178425), (1525, 136305), (1625, 127917), (2097, 99125), (2379, 87375), (2745, 75725), (2925, 71065), (3029, 68625), (3495, 59475), (3965, 52425), (4575, 45435), (4875, 42639), (5825, 35685), (7137, 29125), (7625, 27261), (9087, 22875), (10485, 19825), (11895, 17475), (13725, 15145), (14213, 14625)]