129121148518

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{22709}}^1\times {\mathrm{149629}}^1$

素因数の和:172359

約数の個数: 16

約数和(自身を含む): 203885838000

約数和(自身を除く): 74764689482

約数列:

[1, 2, 19, 38, 22709, 45418, 149629, 299258, 431471, 862942, 2842951, 5685902, 3397924961, 6795849922, 64560574259, 129121148518]

約数ペア:

[(1, 129121148518), (2, 64560574259), (19, 6795849922), (38, 3397924961), (22709, 5685902), (45418, 2842951), (149629, 862942), (299258, 431471)]