87102985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{21803}}^1$

素因数の和:21872

約数の個数: 16

約数和(自身を含む): 113031936

約数和(自身を除く): 25928951

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 21803, 109015, 370651, 1024741, 1853255, 5123705, 17420597, 87102985]

約数ペア:

[(1, 87102985), (5, 17420597), (17, 5123705), (47, 1853255), (85, 1024741), (235, 370651), (799, 109015), (3995, 21803)]