13985015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2857}}^1$

素因数の和:2962

約数の個数: 16

約数和(自身を含む): 18519840

約数和(自身を除く): 4534825

約数列:

[1, 5, 11, 55, 89, 445, 979, 2857, 4895, 14285, 31427, 157135, 254273, 1271365, 2797003, 13985015]

約数ペア:

[(1, 13985015), (5, 2797003), (11, 1271365), (55, 254273), (89, 157135), (445, 31427), (979, 14285), (2857, 4895)]