1685428

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 3104640

約数和(自身を除く): 1419212

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 239, 478, 956, 1763, 3526, 7052, 9799, 10277, 19598, 20554, 39196, 41108, 421357, 842714, 1685428]

約数ペア:

[(1, 1685428), (2, 842714), (4, 421357), (41, 41108), (43, 39196), (82, 20554), (86, 19598), (164, 10277), (172, 9799), (239, 7052), (478, 3526), (956, 1763)]