257788606

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1\times {\mathrm{1811}}^1$

素因数の和:2607

約数の個数: 16

約数和(自身を含む): 391218048

約数和(自身を除く): 133429442

約数列:

[1, 2, 103, 206, 691, 1382, 1811, 3622, 71173, 142346, 186533, 373066, 1251401, 2502802, 128894303, 257788606]

約数ペア:

[(1, 257788606), (2, 128894303), (103, 2502802), (206, 1251401), (691, 373066), (1382, 186533), (1811, 142346), (3622, 71173)]