87793985

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{1109}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 107412480

約数和(自身を除く): 19618495

約数列:

[1, 5, 71, 223, 355, 1109, 1115, 5545, 15833, 78739, 79165, 247307, 393695, 1236535, 17558797, 87793985]

約数ペア:

[(1, 87793985), (5, 17558797), (71, 1236535), (223, 393695), (355, 247307), (1109, 79165), (1115, 78739), (5545, 15833)]