28931637

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{81041}}^1$

素因数の和:81068

約数の個数: 16

約数和(自身を含む): 46680192

約数和(自身を除く): 17748555

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 81041, 243123, 567287, 1377697, 1701861, 4133091, 9643879, 28931637]

約数ペア:

[(1, 28931637), (3, 9643879), (7, 4133091), (17, 1701861), (21, 1377697), (51, 567287), (119, 243123), (357, 81041)]