40013991

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{108439}}^1$

素因数の和:108486

約数の個数: 12

約数和(自身を含む): 59208240

約数和(自身を除く): 19194249

約数列:

[1, 3, 9, 41, 123, 369, 108439, 325317, 975951, 4445999, 13337997, 40013991]

約数ペア:

[(1, 40013991), (3, 13337997), (9, 4445999), (41, 975951), (123, 325317), (369, 108439)]