2221980351

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1\times {\mathrm{619}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 3096349440

約数和(自身を除く): 874369089

約数列:

[1, 3, 37, 73, 111, 219, 443, 619, 1329, 1857, 2701, 8103, 16391, 22903, 32339, 45187, 49173, 68709, 97017, 135561, 274217, 822651, 1196543, 1671919, 3589629, 5015757, 10146029, 20017841, 30438087, 60053523, 740660117, 2221980351]

約数ペア:

[(1, 2221980351), (3, 740660117), (37, 60053523), (73, 30438087), (111, 20017841), (219, 10146029), (443, 5015757), (619, 3589629), (1329, 1671919), (1857, 1196543), (2701, 822651), (8103, 274217), (16391, 135561), (22903, 97017), (32339, 68709), (45187, 49173)]