86981035

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2753}}^1$

素因数の和:2918

約数の個数: 16

約数和(自身を含む): 107075520

約数和(自身を除く): 20094485

約数列:

[1, 5, 71, 89, 355, 445, 2753, 6319, 13765, 31595, 195463, 245017, 977315, 1225085, 17396207, 86981035]

約数ペア:

[(1, 86981035), (5, 17396207), (71, 1225085), (89, 977315), (355, 245017), (445, 195463), (2753, 31595), (6319, 13765)]