31881083

素因数分解:

${\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 35112000

約数和(自身を除く): 3230917

約数列:

[1, 13, 109, 149, 151, 1417, 1937, 1963, 16241, 16459, 22499, 211133, 213967, 292487, 2452391, 31881083]

約数ペア:

[(1, 31881083), (13, 2452391), (109, 292487), (149, 213967), (151, 211133), (1417, 22499), (1937, 16459), (1963, 16241)]