81446138

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1\times {\mathrm{1531}}^1$

素因数の和:1997

約数の個数: 16

約数和(自身を含む): 124386144

約数和(自身を除く): 42940006

約数列:

[1, 2, 67, 134, 397, 794, 1531, 3062, 26599, 53198, 102577, 205154, 607807, 1215614, 40723069, 81446138]

約数ペア:

[(1, 81446138), (2, 40723069), (67, 1215614), (134, 607807), (397, 205154), (794, 102577), (1531, 53198), (3062, 26599)]