638862003

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{5460359}}^1$

素因数の和:5460378

約数の個数: 12

約数和(自身を含む): 993785520

約数和(自身を除く): 354923517

約数列:

[1, 3, 9, 13, 39, 117, 5460359, 16381077, 49143231, 70984667, 212954001, 638862003]

約数ペア:

[(1, 638862003), (3, 212954001), (9, 70984667), (13, 49143231), (39, 16381077), (117, 5460359)]