261216254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{590987}}^1$

素因数の和:591019

約数の個数: 16

約数和(自身を含む): 446786928

約数和(自身を除く): 185570674

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 590987, 1181974, 7682831, 10046779, 15365662, 20093558, 130608127, 261216254]

約数ペア:

[(1, 261216254), (2, 130608127), (13, 20093558), (17, 15365662), (26, 10046779), (34, 7682831), (221, 1181974), (442, 590987)]