31060445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28109}}^1$

素因数の和:28144

約数の個数: 16

約数和(自身を含む): 42502320

約数和(自身を除く): 11441875

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 28109, 140545, 365417, 477853, 1827085, 2389265, 6212089, 31060445]

約数ペア:

[(1, 31060445), (5, 6212089), (13, 2389265), (17, 1827085), (65, 477853), (85, 365417), (221, 140545), (1105, 28109)]