3865875

素因数分解:

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

素因数の和:105

約数の個数: 48

約数和(自身を含む): 7079904

約数和(自身を除く): 3214029

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 125, 169, 183, 195, 305, 325, 375, 507, 793, 845, 915, 975, 1525, 1625, 2379, 2535, 3965, 4225, 4575, 4875, 7625, 10309, 11895, 12675, 19825, 21125, 22875, 30927, 51545, 59475, 63375, 99125, 154635, 257725, 297375, 773175, 1288625, 3865875]

約数ペア:

[(1, 3865875), (3, 1288625), (5, 773175), (13, 297375), (15, 257725), (25, 154635), (39, 99125), (61, 63375), (65, 59475), (75, 51545), (125, 30927), (169, 22875), (183, 21125), (195, 19825), (305, 12675), (325, 11895), (375, 10309), (507, 7625), (793, 4875), (845, 4575), (915, 4225), (975, 3965), (1525, 2535), (1625, 2379)]