2598885

素因数分解:

$3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 56

約数和(自身を含む): 5036544

約数和(自身を除く): 2437659

約数列:

[1, 3, 5, 9, 15, 23, 27, 31, 45, 69, 81, 93, 115, 135, 155, 207, 243, 279, 345, 405, 465, 621, 713, 729, 837, 1035, 1215, 1395, 1863, 2139, 2511, 3105, 3565, 3645, 4185, 5589, 6417, 7533, 9315, 10695, 12555, 16767, 19251, 22599, 27945, 32085, 37665, 57753, 83835, 96255, 112995, 173259, 288765, 519777, 866295, 2598885]

約数ペア:

[(1, 2598885), (3, 866295), (5, 519777), (9, 288765), (15, 173259), (23, 112995), (27, 96255), (31, 83835), (45, 57753), (69, 37665), (81, 32085), (93, 27945), (115, 22599), (135, 19251), (155, 16767), (207, 12555), (243, 10695), (279, 9315), (345, 7533), (405, 6417), (465, 5589), (621, 4185), (713, 3645), (729, 3565), (837, 3105), (1035, 2511), (1215, 2139), (1395, 1863)]