157400394

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{639839}}^1$

素因数の和:639885

約数の個数: 16

約数和(自身を含む): 322479360

約数和(自身を除く): 165078966

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 639839, 1279678, 1919517, 3839034, 26233399, 52466798, 78700197, 157400394]

約数ペア:

[(1, 157400394), (2, 78700197), (3, 52466798), (6, 26233399), (41, 3839034), (82, 1919517), (123, 1279678), (246, 639839)]