2080291269

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{908821}}^1$

素因数の和:908940

約数の個数: 16

約数和(自身を含む): 3199053440

約数和(自身を除く): 1118762171

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 908821, 2726463, 6361747, 19085241, 99061489, 297184467, 693430423, 2080291269]

約数ペア:

[(1, 2080291269), (3, 693430423), (7, 297184467), (21, 99061489), (109, 19085241), (327, 6361747), (763, 2726463), (2289, 908821)]