8427815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4943}}^1$

素因数の和:4990

約数の個数: 16

約数和(自身を含む): 11390976

約数和(自身を除く): 2963161

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 4943, 24715, 54373, 153233, 271865, 766165, 1685563, 8427815]

約数ペア:

[(1, 8427815), (5, 1685563), (11, 766165), (31, 271865), (55, 153233), (155, 54373), (341, 24715), (1705, 4943)]