28928229

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{3931}}^1$

素因数の和:4168

約数の個数: 16

約数和(自身を含む): 42276864

約数和(自身を除く): 13348635

約数列:

[1, 3, 11, 33, 223, 669, 2453, 3931, 7359, 11793, 43241, 129723, 876613, 2629839, 9642743, 28928229]

約数ペア:

[(1, 28928229), (3, 9642743), (11, 2629839), (33, 876613), (223, 129723), (669, 43241), (2453, 11793), (3931, 7359)]