28627885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40039}}^1$

素因数の和:40068

約数の個数: 16

約数和(自身を含む): 40360320

約数和(自身を除く): 11732435

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 40039, 200195, 440429, 520507, 2202145, 2602535, 5725577, 28627885]

約数ペア:

[(1, 28627885), (5, 5725577), (11, 2602535), (13, 2202145), (55, 520507), (65, 440429), (143, 200195), (715, 40039)]