7859997

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{4219}}^1$

素因数の和:4254

約数の個数: 20

約数和(自身を含む): 12254880

約数和(自身を除く): 4394883

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 4219, 12657, 37971, 97037, 113913, 291111, 341739, 873333, 2619999, 7859997]

約数ペア:

[(1, 7859997), (3, 2619999), (9, 873333), (23, 341739), (27, 291111), (69, 113913), (81, 97037), (207, 37971), (621, 12657), (1863, 4219)]