806930991

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{231677}}^1$

素因数の和:231732

約数の個数: 20

約数和(自身を含む): 1233453672

約数和(自身を除く): 426522681

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 231677, 695031, 2085093, 6255279, 9962111, 18765837, 29886333, 89658999, 268976997, 806930991]

約数ペア:

[(1, 806930991), (3, 268976997), (9, 89658999), (27, 29886333), (43, 18765837), (81, 9962111), (129, 6255279), (387, 2085093), (1161, 695031), (3483, 231677)]