42750305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1987}}^1$

素因数の和:2336

約数の個数: 16

約数和(自身を含む): 55441344

約数和(自身を除く): 12691039

約数列:

[1, 5, 13, 65, 331, 1655, 1987, 4303, 9935, 21515, 25831, 129155, 657697, 3288485, 8550061, 42750305]

約数ペア:

[(1, 42750305), (5, 8550061), (13, 3288485), (65, 657697), (331, 129155), (1655, 25831), (1987, 21515), (4303, 9935)]