31215119

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2939}}^1$

素因数の和:3014

約数の個数: 16

約数和(自身を含む): 36220800

約数和(自身を除く): 5005681

約数列:

[1, 13, 19, 43, 247, 559, 817, 2939, 10621, 38207, 55841, 126377, 725933, 1642901, 2401163, 31215119]

約数ペア:

[(1, 31215119), (13, 2401163), (19, 1642901), (43, 725933), (247, 126377), (559, 55841), (817, 38207), (2939, 10621)]