30370821

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1619}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 45061920

約数和(自身を除く): 14691099

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1443, 1619, 4857, 6253, 18759, 21047, 59903, 63141, 179709, 273611, 778739, 820833, 2336217, 10123607, 30370821]

約数ペア:

[(1, 30370821), (3, 10123607), (13, 2336217), (37, 820833), (39, 778739), (111, 273611), (169, 179709), (481, 63141), (507, 59903), (1443, 21047), (1619, 18759), (4857, 6253)]