28417599

素因数分解:

$3^2\times 7^2\times {\mathrm{64439}}^1$

素因数の和:64459

約数の個数: 18

約数和(自身を含む): 47750040

約数和(自身を除く): 19332441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 64439, 193317, 451073, 579951, 1353219, 3157511, 4059657, 9472533, 28417599]

約数ペア:

[(1, 28417599), (3, 9472533), (7, 4059657), (9, 3157511), (21, 1353219), (49, 579951), (63, 451073), (147, 193317), (441, 64439)]