31664915

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1861}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 39414816

約数和(自身を除く): 7749901

約数列:

[1, 5, 41, 83, 205, 415, 1861, 3403, 9305, 17015, 76301, 154463, 381505, 772315, 6332983, 31664915]

約数ペア:

[(1, 31664915), (5, 6332983), (41, 772315), (83, 381505), (205, 154463), (415, 76301), (1861, 17015), (3403, 9305)]