81465501

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{31177}}^1$

素因数の和:31260

約数の個数: 16

約数和(自身を含む): 118725824

約数和(自身を除く): 37260323

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 31177, 93531, 405301, 1215903, 2088859, 6266577, 27155167, 81465501]

約数ペア:

[(1, 81465501), (3, 27155167), (13, 6266577), (39, 2088859), (67, 1215903), (201, 405301), (871, 93531), (2613, 31177)]