77283315

素因数分解:

$3^4\times 5^1\times {\mathrm{190823}}^1$

素因数の和:190840

約数の個数: 20

約数和(自身を含む): 138538224

約数和(自身を除く): 61254909

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 190823, 572469, 954115, 1717407, 2862345, 5152221, 8587035, 15456663, 25761105, 77283315]

約数ペア:

[(1, 77283315), (3, 25761105), (5, 15456663), (9, 8587035), (15, 5152221), (27, 2862345), (45, 1717407), (81, 954115), (135, 572469), (405, 190823)]