28231217

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 33090432

約数和(自身を除く): 4859215

約数列:

[1, 7, 73, 101, 511, 547, 707, 3829, 7373, 39931, 51611, 55247, 279517, 386729, 4033031, 28231217]

約数ペア:

[(1, 28231217), (7, 4033031), (73, 386729), (101, 279517), (511, 55247), (547, 51611), (707, 39931), (3829, 7373)]