28923489

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19961}}^1$

素因数の和:19997

約数の個数: 24

約数和(自身を含む): 49825152

約数和(自身を除く): 20901663

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 19961, 59883, 139727, 179649, 419181, 459103, 1257543, 1377309, 3213721, 4131927, 9641163, 28923489]

約数ペア:

[(1, 28923489), (3, 9641163), (7, 4131927), (9, 3213721), (21, 1377309), (23, 1257543), (63, 459103), (69, 419181), (161, 179649), (207, 139727), (483, 59883), (1449, 19961)]