31040319

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4157}}^1$

素因数の和:4310

約数の個数: 16

約数和(自身を含む): 43908480

約数和(自身を除く): 12868161

約数列:

[1, 3, 19, 57, 131, 393, 2489, 4157, 7467, 12471, 78983, 236949, 544567, 1633701, 10346773, 31040319]

約数ペア:

[(1, 31040319), (3, 10346773), (19, 1633701), (57, 544567), (131, 236949), (393, 78983), (2489, 12471), (4157, 7467)]