420002778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{5384651}}^1$

素因数の和:5384669

約数の個数: 16

約数和(自身を含む): 904621536

約数和(自身を除く): 484618758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 5384651, 10769302, 16153953, 32307906, 70000463, 140000926, 210001389, 420002778]

約数ペア:

[(1, 420002778), (2, 210001389), (3, 140000926), (6, 70000463), (13, 32307906), (26, 16153953), (39, 10769302), (78, 5384651)]