1639495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2293}}^1$

素因数の和:2322

約数の個数: 16

約数和(自身を含む): 2312352

約数和(自身を除く): 672857

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 2293, 11465, 25223, 29809, 126115, 149045, 327899, 1639495]

約数ペア:

[(1, 1639495), (5, 327899), (11, 149045), (13, 126115), (55, 29809), (65, 25223), (143, 11465), (715, 2293)]