1860778881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{548417}}^1$

素因数の和:548465

約数の個数: 24

約数和(自身を含む): 2994362280

約数和(自身を除く): 1133583399

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 548417, 1645251, 4935753, 7129421, 15904093, 21388263, 47712279, 64164789, 143136837, 206753209, 620259627, 1860778881]

約数ペア:

[(1, 1860778881), (3, 620259627), (9, 206753209), (13, 143136837), (29, 64164789), (39, 47712279), (87, 21388263), (117, 15904093), (261, 7129421), (377, 4935753), (1131, 1645251), (3393, 548417)]