7439817

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 13001472

約数和(自身を除く): 5561655

約数列:

[1, 3, 7, 11, 21, 33, 43, 49, 77, 107, 129, 147, 231, 301, 321, 473, 539, 749, 903, 1177, 1419, 1617, 2107, 2247, 3311, 3531, 4601, 5243, 6321, 8239, 9933, 13803, 15729, 23177, 24717, 32207, 50611, 57673, 69531, 96621, 151833, 173019, 225449, 354277, 676347, 1062831, 2479939, 7439817]

約数ペア:

[(1, 7439817), (3, 2479939), (7, 1062831), (11, 676347), (21, 354277), (33, 225449), (43, 173019), (49, 151833), (77, 96621), (107, 69531), (129, 57673), (147, 50611), (231, 32207), (301, 24717), (321, 23177), (473, 15729), (539, 13803), (749, 9933), (903, 8239), (1177, 6321), (1419, 5243), (1617, 4601), (2107, 3531), (2247, 3311)]