2440347

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1307

約数の個数: 24

約数和(自身を含む): 4079376

約数和(自身を除く): 1639029

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1277, 1911, 3831, 8939, 16601, 26817, 49803, 62573, 116207, 187719, 348621, 813449, 2440347]

約数ペア:

[(1, 2440347), (3, 813449), (7, 348621), (13, 187719), (21, 116207), (39, 62573), (49, 49803), (91, 26817), (147, 16601), (273, 8939), (637, 3831), (1277, 1911)]