28881105

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1549}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 50889600

約数和(自身を除く): 22008495

約数列:

[1, 3, 5, 11, 15, 33, 55, 113, 165, 339, 565, 1243, 1549, 1695, 3729, 4647, 6215, 7745, 17039, 18645, 23235, 51117, 85195, 175037, 255585, 525111, 875185, 1925407, 2625555, 5776221, 9627035, 28881105]

約数ペア:

[(1, 28881105), (3, 9627035), (5, 5776221), (11, 2625555), (15, 1925407), (33, 875185), (55, 525111), (113, 255585), (165, 175037), (339, 85195), (565, 51117), (1243, 23235), (1549, 18645), (1695, 17039), (3729, 7745), (4647, 6215)]