12266721

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{4093}}^1$

素因数の和:4142

約数の個数: 20

約数和(自身を含む): 18824212

約数和(自身を除く): 6557491

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 4093, 12279, 36837, 110511, 151441, 331533, 454323, 1362969, 4088907, 12266721]

約数ペア:

[(1, 12266721), (3, 4088907), (9, 1362969), (27, 454323), (37, 331533), (81, 151441), (111, 110511), (333, 36837), (999, 12279), (2997, 4093)]