127978366

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{3373}}^1$

素因数の和:3747

約数の個数: 16

約数和(自身を含む): 195799968

約数和(自身を除く): 67821602

約数列:

[1, 2, 61, 122, 311, 622, 3373, 6746, 18971, 37942, 205753, 411506, 1049003, 2098006, 63989183, 127978366]

約数ペア:

[(1, 127978366), (2, 63989183), (61, 2098006), (122, 1049003), (311, 411506), (622, 205753), (3373, 37942), (6746, 18971)]