639232856

素因数分解:

$2^3\times {\mathrm{3461}}^1\times {\mathrm{23087}}^1$

素因数の和:26554

約数の個数: 16

約数和(自身を含む): 1198959840

約数和(自身を除く): 559726984

約数列:

[1, 2, 4, 8, 3461, 6922, 13844, 23087, 27688, 46174, 92348, 184696, 79904107, 159808214, 319616428, 639232856]

約数ペア:

[(1, 639232856), (2, 319616428), (4, 159808214), (8, 79904107), (3461, 184696), (6922, 92348), (13844, 46174), (23087, 27688)]