31490473942

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{221763901}}^1$

素因数の和:221763974

約数の個数: 8

約数和(自身を含む): 47901002832

約数和(自身を除く): 16410528890

約数列:

[1, 2, 71, 142, 221763901, 443527802, 15745236971, 31490473942]

約数ペア:

[(1, 31490473942), (2, 15745236971), (71, 443527802), (142, 221763901)]