28181883

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 13750917

約数列:

[1, 3, 19, 31, 41, 57, 93, 123, 389, 589, 779, 1167, 1271, 1767, 2337, 3813, 7391, 12059, 15949, 22173, 24149, 36177, 47847, 72447, 229121, 303031, 494419, 687363, 909093, 1483257, 9393961, 28181883]

約数ペア:

[(1, 28181883), (3, 9393961), (19, 1483257), (31, 909093), (41, 687363), (57, 494419), (93, 303031), (123, 229121), (389, 72447), (589, 47847), (779, 36177), (1167, 24149), (1271, 22173), (1767, 15949), (2337, 12059), (3813, 7391)]