321012993

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{148411}}^1$

素因数の和:148524

約数の個数: 16

約数和(自身を含む): 493915136

約数和(自身を除く): 172902143

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 148411, 445233, 1038877, 3116631, 15286333, 45858999, 107004331, 321012993]

約数ペア:

[(1, 321012993), (3, 107004331), (7, 45858999), (21, 15286333), (103, 3116631), (309, 1038877), (721, 445233), (2163, 148411)]