2249247

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 4136832

約数和(自身を除く): 1887585

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 107, 143, 147, 231, 273, 321, 429, 539, 637, 749, 1001, 1177, 1391, 1617, 1911, 2247, 3003, 3531, 4173, 5243, 7007, 8239, 9737, 15301, 15729, 21021, 24717, 29211, 45903, 57673, 68159, 107107, 173019, 204477, 321321, 749749, 2249247]

約数ペア:

[(1, 2249247), (3, 749749), (7, 321321), (11, 204477), (13, 173019), (21, 107107), (33, 68159), (39, 57673), (49, 45903), (77, 29211), (91, 24717), (107, 21021), (143, 15729), (147, 15301), (231, 9737), (273, 8239), (321, 7007), (429, 5243), (539, 4173), (637, 3531), (749, 3003), (1001, 2247), (1177, 1911), (1391, 1617)]