27960705

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{5807}}^1$

素因数の和:5925

約数の個数: 24

約数和(自身を含む): 48926592

約数和(自身を除く): 20965887

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 5807, 17421, 29035, 52263, 87105, 261315, 621349, 1864047, 3106745, 5592141, 9320235, 27960705]

約数ペア:

[(1, 27960705), (3, 9320235), (5, 5592141), (9, 3106745), (15, 1864047), (45, 621349), (107, 261315), (321, 87105), (535, 52263), (963, 29035), (1605, 17421), (4815, 5807)]