217475390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{6841}}^1$

素因数の和:6893

約数の個数: 48

約数和(自身を含む): 453706704

約数和(自身を除く): 236231314

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 289, 374, 578, 935, 1445, 1870, 2890, 3179, 6358, 6841, 13682, 15895, 31790, 34205, 68410, 75251, 116297, 150502, 232594, 376255, 581485, 752510, 1162970, 1279267, 1977049, 2558534, 3954098, 6396335, 9885245, 12792670, 19770490, 21747539, 43495078, 108737695, 217475390]

約数ペア:

[(1, 217475390), (2, 108737695), (5, 43495078), (10, 21747539), (11, 19770490), (17, 12792670), (22, 9885245), (34, 6396335), (55, 3954098), (85, 2558534), (110, 1977049), (170, 1279267), (187, 1162970), (289, 752510), (374, 581485), (578, 376255), (935, 232594), (1445, 150502), (1870, 116297), (2890, 75251), (3179, 68410), (6358, 34205), (6841, 31790), (13682, 15895)]