31861090

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{13331}}^1$

素因数の和:13577

約数の個数: 16

約数和(自身を含む): 57594240

約数和(自身を除く): 25733150

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 13331, 26662, 66655, 133310, 3186109, 6372218, 15930545, 31861090]

約数ペア:

[(1, 31861090), (2, 15930545), (5, 6372218), (10, 3186109), (239, 133310), (478, 66655), (1195, 26662), (2390, 13331)]