12615813

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4657}}^1$

素因数の和:4713

約数の個数: 24

約数和(自身を含む): 21315008

約数和(自身を除く): 8699195

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 4657, 13971, 32599, 41913, 97797, 200251, 293391, 600753, 1401757, 1802259, 4205271, 12615813]

約数ペア:

[(1, 12615813), (3, 4205271), (7, 1802259), (9, 1401757), (21, 600753), (43, 293391), (63, 200251), (129, 97797), (301, 41913), (387, 32599), (903, 13971), (2709, 4657)]