12668175

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 25185888

約数和(自身を除く): 12517713

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 61, 65, 71, 75, 117, 183, 195, 213, 225, 305, 325, 355, 549, 585, 639, 793, 915, 923, 975, 1065, 1525, 1775, 2379, 2745, 2769, 2925, 3195, 3965, 4331, 4575, 4615, 5325, 7137, 8307, 11895, 12993, 13725, 13845, 15975, 19825, 21655, 23075, 35685, 38979, 41535, 56303, 59475, 64965, 69225, 108275, 168909, 178425, 194895, 207675, 281515, 324825, 506727, 844545, 974475, 1407575, 2533635, 4222725, 12668175]

約数ペア:

[(1, 12668175), (3, 4222725), (5, 2533635), (9, 1407575), (13, 974475), (15, 844545), (25, 506727), (39, 324825), (45, 281515), (61, 207675), (65, 194895), (71, 178425), (75, 168909), (117, 108275), (183, 69225), (195, 64965), (213, 59475), (225, 56303), (305, 41535), (325, 38979), (355, 35685), (549, 23075), (585, 21655), (639, 19825), (793, 15975), (915, 13845), (923, 13725), (975, 12993), (1065, 11895), (1525, 8307), (1775, 7137), (2379, 5325), (2745, 4615), (2769, 4575), (2925, 4331), (3195, 3965)]