2216557

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 2678400

約数和(自身を除く): 461843

約数列:

[1, 7, 29, 61, 179, 203, 427, 1253, 1769, 5191, 10919, 12383, 36337, 76433, 316651, 2216557]

約数ペア:

[(1, 2216557), (7, 316651), (29, 76433), (61, 36337), (179, 12383), (203, 10919), (427, 5191), (1253, 1769)]