870822147

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{720283}}^1$

素因数の和:720330

約数の個数: 16

約数和(自身を含む): 1290748928

約数和(自身を除く): 419926781

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 720283, 2160849, 9363679, 22328773, 28091037, 66986319, 290274049, 870822147]

約数ペア:

[(1, 870822147), (3, 290274049), (13, 66986319), (31, 28091037), (39, 22328773), (93, 9363679), (403, 2160849), (1209, 720283)]