28768653

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2957}}^1$

素因数の和:3033

約数の個数: 24

約数和(自身を含む): 44299008

約数和(自身を除く): 15530355

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 2957, 3243, 8871, 9729, 26613, 68011, 138979, 204033, 416937, 612099, 1250811, 3196517, 9589551, 28768653]

約数ペア:

[(1, 28768653), (3, 9589551), (9, 3196517), (23, 1250811), (47, 612099), (69, 416937), (141, 204033), (207, 138979), (423, 68011), (1081, 26613), (2957, 9729), (3243, 8871)]