12678974

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 26127360

約数和(自身を除く): 13448386

約数列:

[1, 2, 7, 11, 14, 17, 22, 29, 34, 58, 77, 119, 154, 167, 187, 203, 238, 319, 334, 374, 406, 493, 638, 986, 1169, 1309, 1837, 2233, 2338, 2618, 2839, 3451, 3674, 4466, 4843, 5423, 5678, 6902, 9686, 10846, 12859, 19873, 25718, 31229, 33901, 37961, 39746, 53273, 62458, 67802, 75922, 82331, 106546, 164662, 218603, 372911, 437206, 576317, 745822, 905641, 1152634, 1811282, 6339487, 12678974]

約数ペア:

[(1, 12678974), (2, 6339487), (7, 1811282), (11, 1152634), (14, 905641), (17, 745822), (22, 576317), (29, 437206), (34, 372911), (58, 218603), (77, 164662), (119, 106546), (154, 82331), (167, 75922), (187, 67802), (203, 62458), (238, 53273), (319, 39746), (334, 37961), (374, 33901), (406, 31229), (493, 25718), (638, 19873), (986, 12859), (1169, 10846), (1309, 9686), (1837, 6902), (2233, 5678), (2338, 5423), (2618, 4843), (2839, 4466), (3451, 3674)]