2661538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:713

約数の個数: 16

約数和(自身を含む): 4380480

約数和(自身を除く): 1718942

約数列:

[1, 2, 11, 22, 311, 389, 622, 778, 3421, 4279, 6842, 8558, 120979, 241958, 1330769, 2661538]

約数ペア:

[(1, 2661538), (2, 1330769), (11, 241958), (22, 120979), (311, 8558), (389, 6842), (622, 4279), (778, 3421)]