28732599

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3329}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 47792160

約数和(自身を除く): 19059561

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 3329, 8631, 9987, 23303, 29961, 69909, 209727, 456073, 1368219, 3192511, 4104657, 9577533, 28732599]

約数ペア:

[(1, 28732599), (3, 9577533), (7, 4104657), (9, 3192511), (21, 1368219), (63, 456073), (137, 209727), (411, 69909), (959, 29961), (1233, 23303), (2877, 9987), (3329, 8631)]