3998578

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1073

約数の個数: 16

約数和(自身を含む): 6298560

約数和(自身を除く): 2299982

約数列:

[1, 2, 29, 58, 71, 142, 971, 1942, 2059, 4118, 28159, 56318, 68941, 137882, 1999289, 3998578]

約数ペア:

[(1, 3998578), (2, 1999289), (29, 137882), (58, 68941), (71, 56318), (142, 28159), (971, 4118), (1942, 2059)]