31979831

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3011}}^1$

素因数の和:3086

約数の個数: 16

約数和(自身を含む): 37107840

約数和(自身を除く): 5128009

約数列:

[1, 13, 19, 43, 247, 559, 817, 3011, 10621, 39143, 57209, 129473, 743717, 1683149, 2459987, 31979831]

約数ペア:

[(1, 31979831), (13, 2459987), (19, 1683149), (43, 743717), (247, 129473), (559, 57209), (817, 39143), (3011, 10621)]