128926556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 255201408

約数和(自身を除く): 126274852

約数列:

[1, 2, 4, 11, 22, 43, 44, 83, 86, 166, 172, 332, 473, 821, 913, 946, 1642, 1826, 1892, 3284, 3569, 3652, 7138, 9031, 14276, 18062, 35303, 36124, 39259, 68143, 70606, 78518, 136286, 141212, 157036, 272572, 388333, 749573, 776666, 1499146, 1553332, 2930149, 2998292, 5860298, 11720596, 32231639, 64463278, 128926556]

約数ペア:

[(1, 128926556), (2, 64463278), (4, 32231639), (11, 11720596), (22, 5860298), (43, 2998292), (44, 2930149), (83, 1553332), (86, 1499146), (166, 776666), (172, 749573), (332, 388333), (473, 272572), (821, 157036), (913, 141212), (946, 136286), (1642, 78518), (1826, 70606), (1892, 68143), (3284, 39259), (3569, 36124), (3652, 35303), (7138, 18062), (9031, 14276)]