90730287

素因数分解:

$3^4\times {\mathrm{557}}^1\times {\mathrm{2011}}^1$

素因数の和:2580

約数の個数: 20

約数和(自身を含む): 135846216

約数和(自身を除く): 45115929

約数列:

[1, 3, 9, 27, 81, 557, 1671, 2011, 5013, 6033, 15039, 18099, 45117, 54297, 162891, 1120127, 3360381, 10081143, 30243429, 90730287]

約数ペア:

[(1, 90730287), (3, 30243429), (9, 10081143), (27, 3360381), (81, 1120127), (557, 162891), (1671, 54297), (2011, 45117), (5013, 18099), (6033, 15039)]