126991874

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{3347}}^1$

素因数の和:3721

約数の個数: 16

約数和(自身を含む): 194291136

約数和(自身を除く): 67299262

約数列:

[1, 2, 61, 122, 311, 622, 3347, 6694, 18971, 37942, 204167, 408334, 1040917, 2081834, 63495937, 126991874]

約数ペア:

[(1, 126991874), (2, 63495937), (61, 2081834), (122, 1040917), (311, 408334), (622, 204167), (3347, 37942), (6694, 18971)]