3984825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 7318976

約数和(自身を除く): 3334151

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 67, 75, 183, 195, 201, 305, 325, 335, 793, 871, 915, 975, 1005, 1525, 1675, 2379, 2613, 3965, 4087, 4355, 4575, 5025, 11895, 12261, 13065, 19825, 20435, 21775, 53131, 59475, 61305, 65325, 102175, 159393, 265655, 306525, 796965, 1328275, 3984825]

約数ペア:

[(1, 3984825), (3, 1328275), (5, 796965), (13, 306525), (15, 265655), (25, 159393), (39, 102175), (61, 65325), (65, 61305), (67, 59475), (75, 53131), (183, 21775), (195, 20435), (201, 19825), (305, 13065), (325, 12261), (335, 11895), (793, 5025), (871, 4575), (915, 4355), (975, 4087), (1005, 3965), (1525, 2613), (1675, 2379)]