4247621

素因数分解:

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

素因数の和:428

約数の個数: 16

約数和(自身を含む): 5174400

約数和(自身を除く): 926779

約数列:

[1, 7, 19, 109, 133, 293, 763, 2051, 2071, 5567, 14497, 31937, 38969, 223559, 606803, 4247621]

約数ペア:

[(1, 4247621), (7, 606803), (19, 223559), (109, 38969), (133, 31937), (293, 14497), (763, 5567), (2051, 2071)]