28662459

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80287}}^1$

素因数の和:80314

約数の個数: 16

約数和(自身を含む): 46245888

約数和(自身を除く): 17583429

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 80287, 240861, 562009, 1364879, 1686027, 4094637, 9554153, 28662459]

約数ペア:

[(1, 28662459), (3, 9554153), (7, 4094637), (17, 1686027), (21, 1364879), (51, 562009), (119, 240861), (357, 80287)]