252560997

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{239849}}^1$

素因数の和:239874

約数の個数: 20

約数和(自身を含む): 406305900

約数和(自身を除く): 153744903

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 239849, 719547, 2158641, 3118037, 6475923, 9354111, 19427769, 28062333, 84186999, 252560997]

約数ペア:

[(1, 252560997), (3, 84186999), (9, 28062333), (13, 19427769), (27, 9354111), (39, 6475923), (81, 3118037), (117, 2158641), (351, 719547), (1053, 239849)]