289780385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{971}}^1\times {\mathrm{3511}}^1$

素因数の和:4504

約数の個数: 16

約数和(自身を含む): 368675712

約数和(自身を除く): 78895327

約数列:

[1, 5, 17, 85, 971, 3511, 4855, 16507, 17555, 59687, 82535, 298435, 3409181, 17045905, 57956077, 289780385]

約数ペア:

[(1, 289780385), (5, 57956077), (17, 17045905), (85, 3409181), (971, 298435), (3511, 82535), (4855, 59687), (16507, 17555)]