661842

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 24

約数和(自身を含む): 1454544

約数和(自身を除く): 792702

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 443, 498, 747, 886, 1329, 1494, 2658, 3987, 7974, 36769, 73538, 110307, 220614, 330921, 661842]

約数ペア:

[(1, 661842), (2, 330921), (3, 220614), (6, 110307), (9, 73538), (18, 36769), (83, 7974), (166, 3987), (249, 2658), (443, 1494), (498, 1329), (747, 886)]