28559878

素因数分解:

$2^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:791

約数の個数: 16

約数和(自身を含む): 43409520

約数和(自身を除く): 14849642

約数列:

[1, 2, 173, 197, 346, 394, 419, 838, 34081, 68162, 72487, 82543, 144974, 165086, 14279939, 28559878]

約数ペア:

[(1, 28559878), (2, 14279939), (173, 165086), (197, 144974), (346, 82543), (394, 72487), (419, 68162), (838, 34081)]