64727481

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{33871}}^1$

素因数の和:33901

約数の個数: 24

約数和(自身を含む): 108119424

約数和(自身を除く): 43391943

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 33871, 101613, 237097, 440323, 711291, 1320969, 1659679, 3082261, 4979037, 9246783, 21575827, 64727481]

約数ペア:

[(1, 64727481), (3, 21575827), (7, 9246783), (13, 4979037), (21, 3082261), (39, 1659679), (49, 1320969), (91, 711291), (147, 440323), (273, 237097), (637, 101613), (1911, 33871)]