78840105

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{37813}}^1$

素因数の和:37960

約数の個数: 16

約数和(自身を含む): 127055040

約数和(自身を除く): 48214935

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 37813, 113439, 189065, 567195, 5256007, 15768021, 26280035, 78840105]

約数ペア:

[(1, 78840105), (3, 26280035), (5, 15768021), (15, 5256007), (139, 567195), (417, 189065), (695, 113439), (2085, 37813)]