218166109

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1\times {\mathrm{1753}}^1$

素因数の和:2556

約数の個数: 16

約数和(自身を含む): 260658432

約数和(自身を除く): 42492323

約数列:

[1, 7, 23, 161, 773, 1753, 5411, 12271, 17779, 40319, 124453, 282233, 1355069, 9485483, 31166587, 218166109]

約数ペア:

[(1, 218166109), (7, 31166587), (23, 9485483), (161, 1355069), (773, 282233), (1753, 124453), (5411, 40319), (12271, 17779)]