289382045

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{20089}}^1$

素因数の和:20204

約数の個数: 16

約数和(自身を含む): 360655680

約数和(自身を除く): 71273635

約数列:

[1, 5, 43, 67, 215, 335, 2881, 14405, 20089, 100445, 863827, 1345963, 4319135, 6729815, 57876409, 289382045]

約数ペア:

[(1, 289382045), (5, 57876409), (43, 6729815), (67, 4319135), (215, 1345963), (335, 863827), (2881, 100445), (14405, 20089)]