28016681

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{881}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 8180599

約数列:

[1, 7, 11, 49, 59, 77, 413, 539, 649, 881, 2891, 4543, 6167, 9691, 31801, 43169, 51979, 67837, 363853, 474859, 571769, 2546971, 4002383, 28016681]

約数ペア:

[(1, 28016681), (7, 4002383), (11, 2546971), (49, 571769), (59, 474859), (77, 363853), (413, 67837), (539, 51979), (649, 43169), (881, 31801), (2891, 9691), (4543, 6167)]