8723390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67103}}^1$

素因数の和:67123

約数の個数: 16

約数和(自身を含む): 16910208

約数和(自身を除く): 8186818

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 67103, 134206, 335515, 671030, 872339, 1744678, 4361695, 8723390]

約数ペア:

[(1, 8723390), (2, 4361695), (5, 1744678), (10, 872339), (13, 671030), (26, 335515), (65, 134206), (130, 67103)]