80704799

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 98572320

約数和(自身を除く): 17867521

約数列:

[1, 7, 19, 109, 133, 293, 361, 763, 2051, 2071, 2527, 5567, 14497, 31937, 38969, 39349, 105773, 223559, 275443, 606803, 740411, 4247621, 11529257, 80704799]

約数ペア:

[(1, 80704799), (7, 11529257), (19, 4247621), (109, 740411), (133, 606803), (293, 275443), (361, 223559), (763, 105773), (2051, 39349), (2071, 38969), (2527, 31937), (5567, 14497)]