1397341985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1131451}}^1$

素因数の和:1131488

約数の個数: 16

約数和(自身を含む): 1900839360

約数和(自身を除く): 503497375

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 1131451, 5657255, 14708863, 21497569, 73544315, 107487845, 279468397, 1397341985]

約数ペア:

[(1, 1397341985), (5, 279468397), (13, 107487845), (19, 73544315), (65, 21497569), (95, 14708863), (247, 5657255), (1235, 1131451)]