27981746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{16063}}^1$

素因数の和:16145

約数の個数: 16

約数和(自身を含む): 45878784

約数和(自身を除く): 17897038

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 16063, 32126, 208819, 417638, 1076221, 2152442, 13990873, 27981746]

約数ペア:

[(1, 27981746), (2, 13990873), (13, 2152442), (26, 1076221), (67, 417638), (134, 208819), (871, 32126), (1742, 16063)]