1991373121

素因数分解:

${\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{165713}}^1$

素因数の和:165971

約数の個数: 8

約数和(自身を含む): 2034305064

約数和(自身を除く): 42931943

約数列:

[1, 61, 197, 12017, 165713, 10108493, 32645461, 1991373121]

約数ペア:

[(1, 1991373121), (61, 32645461), (197, 10108493), (12017, 165713)]