257850008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2479327}}^1$

素因数の和:2479346

約数の個数: 16

約数和(自身を含む): 520658880

約数和(自身を除く): 262808872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2479327, 4958654, 9917308, 19834616, 32231251, 64462502, 128925004, 257850008]

約数ペア:

[(1, 257850008), (2, 128925004), (4, 64462502), (8, 32231251), (13, 19834616), (26, 9917308), (52, 4958654), (104, 2479327)]