57085215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 49359585

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 131, 139, 165, 209, 285, 393, 417, 627, 655, 695, 1045, 1441, 1529, 1965, 2085, 2489, 2641, 3135, 4323, 4587, 7205, 7467, 7645, 7923, 12445, 13205, 18209, 21615, 22935, 27379, 29051, 37335, 39615, 54627, 82137, 87153, 91045, 136895, 145255, 200299, 273135, 345971, 410685, 435765, 600897, 1001495, 1037913, 1729855, 3004485, 3805681, 5189565, 11417043, 19028405, 57085215]

約数ペア:

[(1, 57085215), (3, 19028405), (5, 11417043), (11, 5189565), (15, 3805681), (19, 3004485), (33, 1729855), (55, 1037913), (57, 1001495), (95, 600897), (131, 435765), (139, 410685), (165, 345971), (209, 273135), (285, 200299), (393, 145255), (417, 136895), (627, 91045), (655, 87153), (695, 82137), (1045, 54627), (1441, 39615), (1529, 37335), (1965, 29051), (2085, 27379), (2489, 22935), (2641, 21615), (3135, 18209), (4323, 13205), (4587, 12445), (7205, 7923), (7467, 7645)]