28939267

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1039}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 34744320

約数和(自身を除く): 5805053

約数列:

[1, 7, 23, 161, 173, 1039, 1211, 3979, 7273, 23897, 27853, 167279, 179747, 1258229, 4134181, 28939267]

約数ペア:

[(1, 28939267), (7, 4134181), (23, 1258229), (161, 179747), (173, 167279), (1039, 27853), (1211, 23897), (3979, 7273)]