11963997

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{79}}^2$

素因数の和:238

約数の個数: 24

約数和(自身を含む): 18204480

約数和(自身を除く): 6240483

約数列:

[1, 3, 9, 27, 71, 79, 213, 237, 639, 711, 1917, 2133, 5609, 6241, 16827, 18723, 50481, 56169, 151443, 168507, 443111, 1329333, 3987999, 11963997]

約数ペア:

[(1, 11963997), (3, 3987999), (9, 1329333), (27, 443111), (71, 168507), (79, 151443), (213, 56169), (237, 50481), (639, 18723), (711, 16827), (1917, 6241), (2133, 5609)]