31376727

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{2957}}^1$

素因数の和:3100

約数の個数: 20

約数和(自身を含む): 47245176

約数和(自身を除く): 15868449

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 2957, 3537, 8871, 10611, 26613, 79839, 239517, 387367, 1162101, 3486303, 10458909, 31376727]

約数ペア:

[(1, 31376727), (3, 10458909), (9, 3486303), (27, 1162101), (81, 387367), (131, 239517), (393, 79839), (1179, 26613), (2957, 10611), (3537, 8871)]