81965163

素因数分解:

$3^1\times 7^1\times {\mathrm{1093}}^1\times {\mathrm{3571}}^1$

素因数の和:4674

約数の個数: 16

約数和(自身を含む): 125048576

約数和(自身を除く): 43083413

約数列:

[1, 3, 7, 21, 1093, 3279, 3571, 7651, 10713, 22953, 24997, 74991, 3903103, 11709309, 27321721, 81965163]

約数ペア:

[(1, 81965163), (3, 27321721), (7, 11709309), (21, 3903103), (1093, 74991), (3279, 24997), (3571, 22953), (7651, 10713)]