28734957

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 42760224

約数和(自身を除く): 14025267

約数列:

[1, 3, 9, 53, 107, 159, 321, 477, 563, 963, 1689, 5067, 5671, 17013, 29839, 51039, 60241, 89517, 180723, 268551, 542169, 3192773, 9578319, 28734957]

約数ペア:

[(1, 28734957), (3, 9578319), (9, 3192773), (53, 542169), (107, 268551), (159, 180723), (321, 89517), (477, 60241), (563, 51039), (963, 29839), (1689, 17013), (5067, 5671)]