31980537

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 47361600

約数和(自身を除く): 15381063

約数列:

[1, 3, 9, 59, 177, 229, 263, 531, 687, 789, 2061, 2367, 13511, 15517, 40533, 46551, 60227, 121599, 139653, 180681, 542043, 3553393, 10660179, 31980537]

約数ペア:

[(1, 31980537), (3, 10660179), (9, 3553393), (59, 542043), (177, 180681), (229, 139653), (263, 121599), (531, 60227), (687, 46551), (789, 40533), (2061, 15517), (2367, 13511)]