4222725

素因数分解:

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

素因数の和:158

約数の個数: 48

約数和(自身を含む): 7749504

約数和(自身を除く): 3526779

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 71, 75, 183, 195, 213, 305, 325, 355, 793, 915, 923, 975, 1065, 1525, 1775, 2379, 2769, 3965, 4331, 4575, 4615, 5325, 11895, 12993, 13845, 19825, 21655, 23075, 56303, 59475, 64965, 69225, 108275, 168909, 281515, 324825, 844545, 1407575, 4222725]

約数ペア:

[(1, 4222725), (3, 1407575), (5, 844545), (13, 324825), (15, 281515), (25, 168909), (39, 108275), (61, 69225), (65, 64965), (71, 59475), (75, 56303), (183, 23075), (195, 21655), (213, 19825), (305, 13845), (325, 12993), (355, 11895), (793, 5325), (915, 4615), (923, 4575), (975, 4331), (1065, 3965), (1525, 2769), (1775, 2379)]