12840575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:955

約数の個数: 24

約数和(自身を含む): 17717616

約数和(自身を除く): 4877041

約数列:

[1, 5, 11, 25, 53, 55, 265, 275, 583, 881, 1325, 2915, 4405, 9691, 14575, 22025, 46693, 48455, 233465, 242275, 513623, 1167325, 2568115, 12840575]

約数ペア:

[(1, 12840575), (5, 2568115), (11, 1167325), (25, 513623), (53, 242275), (55, 233465), (265, 48455), (275, 46693), (583, 22025), (881, 14575), (1325, 9691), (2915, 4405)]