40320889

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4289}}^1$

素因数の和:4392

約数の個数: 16

約数和(自身を含む): 49420800

約数和(自身を除く): 9099911

約数列:

[1, 7, 17, 79, 119, 553, 1343, 4289, 9401, 30023, 72913, 338831, 510391, 2371817, 5760127, 40320889]

約数ペア:

[(1, 40320889), (7, 5760127), (17, 2371817), (79, 510391), (119, 338831), (553, 72913), (1343, 30023), (4289, 9401)]