138966436

素因数分解:

$2^2\times 7^1\times {\mathrm{677}}^1\times {\mathrm{7331}}^1$

素因数の和:8019

約数の個数: 24

約数和(自身を含む): 278381376

約数和(自身を除く): 139414940

約数列:

[1, 2, 4, 7, 14, 28, 677, 1354, 2708, 4739, 7331, 9478, 14662, 18956, 29324, 51317, 102634, 205268, 4963087, 9926174, 19852348, 34741609, 69483218, 138966436]

約数ペア:

[(1, 138966436), (2, 69483218), (4, 34741609), (7, 19852348), (14, 9926174), (28, 4963087), (677, 205268), (1354, 102634), (2708, 51317), (4739, 29324), (7331, 18956), (9478, 14662)]