28349426

素因数分解:

$2^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{4951}}^1$

素因数の和:5369

約数の個数: 16

約数和(自身を含む): 48727680

約数和(自身を除く): 20378254

約数列:

[1, 2, 7, 14, 409, 818, 2863, 4951, 5726, 9902, 34657, 69314, 2024959, 4049918, 14174713, 28349426]

約数ペア:

[(1, 28349426), (2, 14174713), (7, 4049918), (14, 2024959), (409, 69314), (818, 34657), (2863, 9902), (4951, 5726)]