78872205

素因数分解:

$3^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{6389}}^1$

素因数の和:7220

約数の個数: 16

約数和(自身を含む): 126368640

約数和(自身を除く): 47496435

約数列:

[1, 3, 5, 15, 823, 2469, 4115, 6389, 12345, 19167, 31945, 95835, 5258147, 15774441, 26290735, 78872205]

約数ペア:

[(1, 78872205), (3, 26290735), (5, 15774441), (15, 5258147), (823, 95835), (2469, 31945), (4115, 19167), (6389, 12345)]