128100436

素因数分解:

$2^2\times {\mathrm{409}}^1\times {\mathrm{78301}}^1$

素因数の和:78714

約数の個数: 12

約数和(自身を含む): 224726740

約数和(自身を除く): 96626304

約数列:

[1, 2, 4, 409, 818, 1636, 78301, 156602, 313204, 32025109, 64050218, 128100436]

約数ペア:

[(1, 128100436), (2, 64050218), (4, 32025109), (409, 313204), (818, 156602), (1636, 78301)]