87581417

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{36691}}^1$

素因数の和:36740

約数の個数: 16

約数和(自身を含む): 112717824

約数和(自身を除く): 25136407

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 36691, 256837, 403601, 1137421, 2825207, 7961947, 12511631, 87581417]

約数ペア:

[(1, 87581417), (7, 12511631), (11, 7961947), (31, 2825207), (77, 1137421), (217, 403601), (341, 256837), (2387, 36691)]