87306985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{23887}}^1$

素因数の和:23952

約数の個数: 16

約数和(自身を含む): 113515776

約数和(自身を除く): 26208791

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 23887, 119435, 406079, 1027141, 2030395, 5135705, 17461397, 87306985]

約数ペア:

[(1, 87306985), (5, 17461397), (17, 5135705), (43, 2030395), (85, 1027141), (215, 406079), (731, 119435), (3655, 23887)]