420565548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2695933}}^1$

素因数の和:2695953

約数の個数: 24

約数和(自身を含む): 1056806128

約数和(自身を除く): 636240580

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2695933, 5391866, 8087799, 10783732, 16175598, 32351196, 35047129, 70094258, 105141387, 140188516, 210282774, 420565548]

約数ペア:

[(1, 420565548), (2, 210282774), (3, 140188516), (4, 105141387), (6, 70094258), (12, 35047129), (13, 32351196), (26, 16175598), (39, 10783732), (52, 8087799), (78, 5391866), (156, 2695933)]