138194019

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{58831}}^1$

素因数の和:58872

約数の個数: 20

約数和(自身を含む): 213560160

約数和(自身を除く): 75366141

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 58831, 176493, 529479, 1588437, 1706099, 4765311, 5118297, 15354891, 46064673, 138194019]

約数ペア:

[(1, 138194019), (3, 46064673), (9, 15354891), (27, 5118297), (29, 4765311), (81, 1706099), (87, 1588437), (261, 529479), (783, 176493), (2349, 58831)]