1990755715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1901}}^1\times {\mathrm{16111}}^1$

素因数の和:18030

約数の個数: 16

約数和(自身を含む): 2574182016

約数和(自身を除く): 583426301

約数列:

[1, 5, 13, 65, 1901, 9505, 16111, 24713, 80555, 123565, 209443, 1047215, 30627011, 153135055, 398151143, 1990755715]

約数ペア:

[(1, 1990755715), (5, 398151143), (13, 153135055), (65, 30627011), (1901, 1047215), (9505, 209443), (16111, 123565), (24713, 80555)]