255804978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1061}}^1$

素因数の和:1371

約数の個数: 64

約数和(自身を含む): 603759744

約数和(自身を除く): 347954766

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 281, 286, 429, 562, 843, 858, 1061, 1686, 2122, 3091, 3183, 3653, 6182, 6366, 7306, 9273, 10959, 11671, 13793, 18546, 21918, 23342, 27586, 35013, 40183, 41379, 70026, 80366, 82758, 120549, 151723, 241098, 298141, 303446, 455169, 596282, 894423, 910338, 1788846, 3279551, 3875833, 6559102, 7751666, 9838653, 11627499, 19677306, 23254998, 42634163, 85268326, 127902489, 255804978]

約数ペア:

[(1, 255804978), (2, 127902489), (3, 85268326), (6, 42634163), (11, 23254998), (13, 19677306), (22, 11627499), (26, 9838653), (33, 7751666), (39, 6559102), (66, 3875833), (78, 3279551), (143, 1788846), (281, 910338), (286, 894423), (429, 596282), (562, 455169), (843, 303446), (858, 298141), (1061, 241098), (1686, 151723), (2122, 120549), (3091, 82758), (3183, 80366), (3653, 70026), (6182, 41379), (6366, 40183), (7306, 35013), (9273, 27586), (10959, 23342), (11671, 21918), (13793, 18546)]