1977668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6421}}^1$

素因数の和:6443

約数の個数: 24

約数和(自身を含む): 4315584

約数和(自身を除く): 2337916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 6421, 12842, 25684, 44947, 70631, 89894, 141262, 179788, 282524, 494417, 988834, 1977668]

約数ペア:

[(1, 1977668), (2, 988834), (4, 494417), (7, 282524), (11, 179788), (14, 141262), (22, 89894), (28, 70631), (44, 44947), (77, 25684), (154, 12842), (308, 6421)]