90154155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66047}}^1$

素因数の和:66075

約数の個数: 32

約数和(自身を含む): 177537024

約数和(自身を除く): 87382869

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 66047, 198141, 330235, 462329, 858611, 990705, 1386987, 2311645, 2575833, 4293055, 6010277, 6934935, 12879165, 18030831, 30051385, 90154155]

約数ペア:

[(1, 90154155), (3, 30051385), (5, 18030831), (7, 12879165), (13, 6934935), (15, 6010277), (21, 4293055), (35, 2575833), (39, 2311645), (65, 1386987), (91, 990705), (105, 858611), (195, 462329), (273, 330235), (455, 198141), (1365, 66047)]