28902819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1551

約数の個数: 32

約数和(自身を含む): 45711360

約数和(自身を除く): 16808541

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 209, 341, 589, 627, 1023, 1487, 1767, 4461, 6479, 16357, 19437, 28253, 46097, 49071, 84759, 138291, 310783, 507067, 875843, 932349, 1521201, 2627529, 9634273, 28902819]

約数ペア:

[(1, 28902819), (3, 9634273), (11, 2627529), (19, 1521201), (31, 932349), (33, 875843), (57, 507067), (93, 310783), (209, 138291), (341, 84759), (589, 49071), (627, 46097), (1023, 28253), (1487, 19437), (1767, 16357), (4461, 6479)]