17768439

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7993}}^1$

素因数の和:8031

約数の個数: 24

約数和(自身を含む): 29098160

約数和(自身を除く): 11329721

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 7993, 23979, 71937, 103909, 151867, 311727, 455601, 935181, 1366803, 1974271, 5922813, 17768439]

約数ペア:

[(1, 17768439), (3, 5922813), (9, 1974271), (13, 1366803), (19, 935181), (39, 455601), (57, 311727), (117, 151867), (171, 103909), (247, 71937), (741, 23979), (2223, 7993)]