28216089

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7703}}^1$

素因数の和:7757

約数の個数: 24

約数和(自身を含む): 45669312

約数和(自身を除く): 17453223

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 7703, 23109, 69327, 84733, 254199, 285011, 762597, 855033, 2565099, 3135121, 9405363, 28216089]

約数ペア:

[(1, 28216089), (3, 9405363), (9, 3135121), (11, 2565099), (33, 855033), (37, 762597), (99, 285011), (111, 254199), (333, 84733), (407, 69327), (1221, 23109), (3663, 7703)]