12512885

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4643}}^1$

素因数の和:4673

約数の個数: 24

約数和(自身を含む): 19058976

約数和(自身を除く): 6546091

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 4643, 23215, 32501, 51073, 162505, 227507, 255365, 357511, 1137535, 1787555, 2502577, 12512885]

約数ペア:

[(1, 12512885), (5, 2502577), (7, 1787555), (11, 1137535), (35, 357511), (49, 255365), (55, 227507), (77, 162505), (245, 51073), (385, 32501), (539, 23215), (2695, 4643)]