278004987

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{792037}}^1$

素因数の和:792059

約数の個数: 16

約数和(自身を含む): 443541280

約数和(自身を除く): 165536293

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 792037, 2376111, 7128333, 10296481, 21384999, 30889443, 92668329, 278004987]

約数ペア:

[(1, 278004987), (3, 92668329), (9, 30889443), (13, 21384999), (27, 10296481), (39, 7128333), (117, 2376111), (351, 792037)]