12213019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1303}}^1$

素因数の和:1426

約数の個数: 16

約数和(自身を含む): 15188992

約数和(自身を除く): 2975973

約数列:

[1, 7, 13, 91, 103, 721, 1303, 1339, 9121, 9373, 16939, 118573, 134209, 939463, 1744717, 12213019]

約数ペア:

[(1, 12213019), (7, 1744717), (13, 939463), (91, 134209), (103, 118573), (721, 16939), (1303, 9373), (1339, 9121)]