38980485

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27943}}^1$

素因数の和:27985

約数の個数: 24

約数和(自身を含む): 69748224

約数和(自身を除く): 30767739

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 27943, 83829, 139715, 251487, 419145, 866233, 1257435, 2598699, 4331165, 7796097, 12993495, 38980485]

約数ペア:

[(1, 38980485), (3, 12993495), (5, 7796097), (9, 4331165), (15, 2598699), (31, 1257435), (45, 866233), (93, 419145), (155, 251487), (279, 139715), (465, 83829), (1395, 27943)]