156989771911

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{55621}}^1$

素因数の和:56071

約数の個数: 32

約数和(自身を含む): 191717019648

約数和(自身を除く): 34727247737

約数列:

[1, 7, 23, 47, 161, 329, 373, 1081, 2611, 7567, 8579, 17531, 55621, 60053, 122717, 389347, 403213, 1279283, 2614187, 2822491, 8954981, 18299309, 20746633, 60126301, 145226431, 420884107, 477172559, 975091751, 3340207913, 6825642257, 22427110273, 156989771911]

約数ペア:

[(1, 156989771911), (7, 22427110273), (23, 6825642257), (47, 3340207913), (161, 975091751), (329, 477172559), (373, 420884107), (1081, 145226431), (2611, 60126301), (7567, 20746633), (8579, 18299309), (17531, 8954981), (55621, 2822491), (60053, 2614187), (122717, 1279283), (389347, 403213)]