81309039

素因数分解:

$3^1\times 7^1\times {\mathrm{1049}}^1\times {\mathrm{3691}}^1$

素因数の和:4750

約数の個数: 16

約数和(自身を含む): 124051200

約数和(自身を除く): 42742161

約数列:

[1, 3, 7, 21, 1049, 3147, 3691, 7343, 11073, 22029, 25837, 77511, 3871859, 11615577, 27103013, 81309039]

約数ペア:

[(1, 81309039), (3, 27103013), (7, 11615577), (21, 3871859), (1049, 77511), (3147, 25837), (3691, 22029), (7343, 11073)]