27708885

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2255

約数の個数: 40

約数和(自身を含む): 51296256

約数和(自身を除く): 23587371

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2207, 2511, 4185, 6621, 11035, 12555, 19863, 33105, 59589, 68417, 99315, 178767, 205251, 297945, 342085, 615753, 893835, 1026255, 1847259, 3078765, 5541777, 9236295, 27708885]

約数ペア:

[(1, 27708885), (3, 9236295), (5, 5541777), (9, 3078765), (15, 1847259), (27, 1026255), (31, 893835), (45, 615753), (81, 342085), (93, 297945), (135, 205251), (155, 178767), (279, 99315), (405, 68417), (465, 59589), (837, 33105), (1395, 19863), (2207, 12555), (2511, 11035), (4185, 6621)]