220425821

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{13697}}^1$

素因数の和:13745

約数の個数: 24

約数和(自身を含む): 291493440

約数和(自身を除く): 71067619

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1463, 2299, 13697, 16093, 95879, 150667, 260243, 1054669, 1657337, 1821701, 2862673, 11601359, 20038711, 31489403, 220425821]

約数ペア:

[(1, 220425821), (7, 31489403), (11, 20038711), (19, 11601359), (77, 2862673), (121, 1821701), (133, 1657337), (209, 1054669), (847, 260243), (1463, 150667), (2299, 95879), (13697, 16093)]