2036489

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 2681280

約数和(自身を除く): 644791

約数列:

[1, 7, 13, 23, 49, 91, 139, 161, 299, 637, 973, 1127, 1807, 2093, 3197, 6811, 12649, 14651, 22379, 41561, 88543, 156653, 290927, 2036489]

約数ペア:

[(1, 2036489), (7, 290927), (13, 156653), (23, 88543), (49, 41561), (91, 22379), (139, 14651), (161, 12649), (299, 6811), (637, 3197), (973, 2093), (1127, 1807)]