818443404

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{3217}}^1$

素因数の和:3455

約数の個数: 72

約数和(自身を含む): 2136546048

約数和(自身を除く): 1318102644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 191, 222, 333, 382, 444, 573, 666, 764, 1146, 1332, 1719, 2292, 3217, 3438, 6434, 6876, 7067, 9651, 12868, 14134, 19302, 21201, 28268, 28953, 38604, 42402, 57906, 63603, 84804, 115812, 119029, 127206, 238058, 254412, 357087, 476116, 614447, 714174, 1071261, 1228894, 1428348, 1843341, 2142522, 2457788, 3686682, 4285044, 5530023, 7373364, 11060046, 22120092, 22734539, 45469078, 68203617, 90938156, 136407234, 204610851, 272814468, 409221702, 818443404]

約数ペア:

[(1, 818443404), (2, 409221702), (3, 272814468), (4, 204610851), (6, 136407234), (9, 90938156), (12, 68203617), (18, 45469078), (36, 22734539), (37, 22120092), (74, 11060046), (111, 7373364), (148, 5530023), (191, 4285044), (222, 3686682), (333, 2457788), (382, 2142522), (444, 1843341), (573, 1428348), (666, 1228894), (764, 1071261), (1146, 714174), (1332, 614447), (1719, 476116), (2292, 357087), (3217, 254412), (3438, 238058), (6434, 127206), (6876, 119029), (7067, 115812), (9651, 84804), (12868, 63603), (14134, 57906), (19302, 42402), (21201, 38604), (28268, 28953)]