81151746

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1040407}}^1$

素因数の和:1040425

約数の個数: 16

約数和(自身を含む): 174788544

約数和(自身を除く): 93636798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1040407, 2080814, 3121221, 6242442, 13525291, 27050582, 40575873, 81151746]

約数ペア:

[(1, 81151746), (2, 40575873), (3, 27050582), (6, 13525291), (13, 6242442), (26, 3121221), (39, 2080814), (78, 1040407)]