72911111

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1481}}^1$

素因数の和:2042

約数の個数: 16

約数和(自身を含む): 89963328

約数和(自身を除く): 17052217

約数列:

[1, 7, 13, 91, 541, 1481, 3787, 7033, 10367, 19253, 49231, 134771, 801221, 5608547, 10415873, 72911111]

約数ペア:

[(1, 72911111), (7, 10415873), (13, 5608547), (91, 801221), (541, 134771), (1481, 49231), (3787, 19253), (7033, 10367)]