638898063

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{82963}}^1$

素因数の和:83134

約数の個数: 16

約数和(自身を含む): 907958016

約数和(自身を除く): 269059953

約数列:

[1, 3, 17, 51, 151, 453, 2567, 7701, 82963, 248889, 1410371, 4231113, 12527413, 37582239, 212966021, 638898063]

約数ペア:

[(1, 638898063), (3, 212966021), (17, 37582239), (51, 12527413), (151, 4231113), (453, 1410371), (2567, 248889), (7701, 82963)]