2728542019

素因数分解:

$7^4\times {\mathrm{449}}^1\times {\mathrm{2531}}^1$

素因数の和:3008

約数の個数: 20

約数和(自身を含む): 3191459400

約数和(自身を除く): 462917381

約数列:

[1, 7, 49, 343, 449, 2401, 2531, 3143, 17717, 22001, 124019, 154007, 868133, 1078049, 1136419, 6076931, 7954933, 55684531, 389791717, 2728542019]

約数ペア:

[(1, 2728542019), (7, 389791717), (49, 55684531), (343, 7954933), (449, 6076931), (2401, 1136419), (2531, 1078049), (3143, 868133), (17717, 154007), (22001, 124019)]