181631997

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{49103}}^1$

素因数の和:49249

約数の個数: 16

約数和(自身を含む): 271054080

約数和(自身を除く): 89422083

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 49103, 147309, 441927, 1325781, 6727111, 20181333, 60543999, 181631997]

約数ペア:

[(1, 181631997), (3, 60543999), (9, 20181333), (27, 6727111), (137, 1325781), (411, 441927), (1233, 147309), (3699, 49103)]