257741809

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{4507}}^1$

素因数の和:4656

約数の個数: 16

約数和(自身を含む): 286276032

約数和(自身を除く): 28534223

約数列:

[1, 13, 53, 83, 689, 1079, 4399, 4507, 57187, 58591, 238871, 374081, 3105323, 4863053, 19826293, 257741809]

約数ペア:

[(1, 257741809), (13, 19826293), (53, 4863053), (83, 3105323), (689, 374081), (1079, 238871), (4399, 58591), (4507, 57187)]