15939686399

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{328633}}^1$

素因数の和:328707

約数の個数: 24

約数和(自身を含む): 20207047392

約数和(自身を除く): 4267360993

約数列:

[1, 7, 13, 41, 91, 169, 287, 533, 1183, 3731, 6929, 48503, 328633, 2300431, 4272229, 13473953, 29905603, 55538977, 94317671, 175161389, 388772839, 1226129723, 2277098057, 15939686399]

約数ペア:

[(1, 15939686399), (7, 2277098057), (13, 1226129723), (41, 388772839), (91, 175161389), (169, 94317671), (287, 55538977), (533, 29905603), (1183, 13473953), (3731, 4272229), (6929, 2300431), (48503, 328633)]