256996856

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{783527}}^1$

素因数の和:783574

約数の個数: 16

約数和(自身を含む): 493622640

約数和(自身を除く): 236625784

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 783527, 1567054, 3134108, 6268216, 32124607, 64249214, 128498428, 256996856]

約数ペア:

[(1, 256996856), (2, 128498428), (4, 64249214), (8, 32124607), (41, 6268216), (82, 3134108), (164, 1567054), (328, 783527)]