178121997

素因数分解:

$3^4\times {\mathrm{701}}^1\times {\mathrm{3137}}^1$

素因数の和:3850

約数の個数: 20

約数和(自身を含む): 266547996

約数和(自身を除く): 88425999

約数列:

[1, 3, 9, 27, 81, 701, 2103, 3137, 6309, 9411, 18927, 28233, 56781, 84699, 254097, 2199037, 6597111, 19791333, 59373999, 178121997]

約数ペア:

[(1, 178121997), (3, 59373999), (9, 19791333), (27, 6597111), (81, 2199037), (701, 254097), (2103, 84699), (3137, 56781), (6309, 28233), (9411, 18927)]