1313380221

素因数分解:

$3^1\times {\mathrm{419}}^1\times {\mathrm{761}}^1\times {\mathrm{1373}}^1$

素因数の和:2556

約数の個数: 16

約数和(自身を含む): 1758939840

約数和(自身を除く): 445559619

約数列:

[1, 3, 419, 761, 1257, 1373, 2283, 4119, 318859, 575287, 956577, 1044853, 1725861, 3134559, 437793407, 1313380221]

約数ペア:

[(1, 1313380221), (3, 437793407), (419, 3134559), (761, 1725861), (1257, 1044853), (1373, 956577), (2283, 575287), (4119, 318859)]