813006477

素因数分解:

$3^4\times {\mathrm{2053}}^1\times {\mathrm{4889}}^1$

素因数の和:6954

約数の個数: 20

約数和(自身を含む): 1215331260

約数和(自身を除く): 402324783

約数列:

[1, 3, 9, 27, 81, 2053, 4889, 6159, 14667, 18477, 44001, 55431, 132003, 166293, 396009, 10037117, 30111351, 90334053, 271002159, 813006477]

約数ペア:

[(1, 813006477), (3, 271002159), (9, 90334053), (27, 30111351), (81, 10037117), (2053, 396009), (4889, 166293), (6159, 132003), (14667, 55431), (18477, 44001)]