81117315

素因数分解:

$3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2647}}^1$

素因数の和:2888

約数の個数: 32

約数和(自身を含む): 144898560

約数和(自身を除く): 63781245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 227, 681, 1135, 2043, 2647, 3405, 6129, 7941, 10215, 13235, 23823, 30645, 39705, 71469, 119115, 357345, 600869, 1802607, 3004345, 5407821, 9013035, 16223463, 27039105, 81117315]

約数ペア:

[(1, 81117315), (3, 27039105), (5, 16223463), (9, 9013035), (15, 5407821), (27, 3004345), (45, 1802607), (135, 600869), (227, 357345), (681, 119115), (1135, 71469), (2043, 39705), (2647, 30645), (3405, 23823), (6129, 13235), (7941, 10215)]