7320621

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 12733952

約数和(自身を除く): 5413331

約数列:

[1, 3, 7, 11, 21, 33, 43, 67, 77, 121, 129, 201, 231, 301, 363, 469, 473, 737, 847, 903, 1407, 1419, 2211, 2541, 2881, 3311, 5159, 5203, 8107, 8643, 9933, 15477, 15609, 20167, 24321, 31691, 36421, 56749, 60501, 95073, 109263, 170247, 221837, 348601, 665511, 1045803, 2440207, 7320621]

約数ペア:

[(1, 7320621), (3, 2440207), (7, 1045803), (11, 665511), (21, 348601), (33, 221837), (43, 170247), (67, 109263), (77, 95073), (121, 60501), (129, 56749), (201, 36421), (231, 31691), (301, 24321), (363, 20167), (469, 15609), (473, 15477), (737, 9933), (847, 8643), (903, 8107), (1407, 5203), (1419, 5159), (2211, 3311), (2541, 2881)]