85710821

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{1103}}^1$

素因数の和:1780

約数の個数: 16

約数和(自身を含む): 103970304

約数和(自身を除く): 18259483

約数列:

[1, 7, 17, 119, 653, 1103, 4571, 7721, 11101, 18751, 77707, 131257, 720259, 5041813, 12244403, 85710821]

約数ペア:

[(1, 85710821), (7, 12244403), (17, 5041813), (119, 720259), (653, 131257), (1103, 77707), (4571, 18751), (7721, 11101)]