155157507

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{242813}}^1$

素因数の和:242890

約数の個数: 12

約数和(自身を含む): 227273904

約数和(自身を除く): 72116397

約数列:

[1, 3, 9, 71, 213, 639, 242813, 728439, 2185317, 17239723, 51719169, 155157507]

約数ペア:

[(1, 155157507), (3, 51719169), (9, 17239723), (71, 2185317), (213, 728439), (639, 242813)]