13901825

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 21486720

約数和(自身を除く): 7584895

約数列:

[1, 5, 7, 19, 25, 35, 37, 95, 113, 133, 175, 185, 259, 475, 565, 665, 703, 791, 925, 1295, 2147, 2825, 3325, 3515, 3955, 4181, 4921, 6475, 10735, 15029, 17575, 19775, 20905, 24605, 29267, 53675, 75145, 79439, 104525, 123025, 146335, 375725, 397195, 556073, 731675, 1985975, 2780365, 13901825]

約数ペア:

[(1, 13901825), (5, 2780365), (7, 1985975), (19, 731675), (25, 556073), (35, 397195), (37, 375725), (95, 146335), (113, 123025), (133, 104525), (175, 79439), (185, 75145), (259, 53675), (475, 29267), (565, 24605), (665, 20905), (703, 19775), (791, 17575), (925, 15029), (1295, 10735), (2147, 6475), (2825, 4921), (3325, 4181), (3515, 3955)]