257665996816

素因数分解:

$2^4\times {\mathrm{463}}^1\times {\mathrm{34782127}}^1$

素因数の和:34782598

約数の個数: 20

約数和(自身を含む): 500306129152

約数和(自身を除く): 242640132336

約数列:

[1, 2, 4, 8, 16, 463, 926, 1852, 3704, 7408, 34782127, 69564254, 139128508, 278257016, 556514032, 16104124801, 32208249602, 64416499204, 128832998408, 257665996816]

約数ペア:

[(1, 257665996816), (2, 128832998408), (4, 64416499204), (8, 32208249602), (16, 16104124801), (463, 556514032), (926, 278257016), (1852, 139128508), (3704, 69564254), (7408, 34782127)]