28816229

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 32175360

約数和(自身を除く): 3359131

約数列:

[1, 13, 37, 139, 431, 481, 1807, 5143, 5603, 15947, 59909, 66859, 207311, 778817, 2216633, 28816229]

約数ペア:

[(1, 28816229), (13, 2216633), (37, 778817), (139, 207311), (431, 66859), (481, 59909), (1807, 15947), (5143, 5603)]