31294527

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20177}}^1$

素因数の和:20238

約数の個数: 16

約数和(自身を含む): 46490112

約数和(自身を除く): 15195585

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 20177, 60531, 221947, 665841, 948319, 2844957, 10431509, 31294527]

約数ペア:

[(1, 31294527), (3, 10431509), (11, 2844957), (33, 948319), (47, 665841), (141, 221947), (517, 60531), (1551, 20177)]