222119821

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{1373}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 280691712

約数和(自身を除く): 58571891

約数列:

[1, 7, 11, 77, 121, 191, 847, 1337, 1373, 2101, 9611, 14707, 15103, 23111, 105721, 161777, 166133, 262243, 1162931, 1835701, 2884673, 20192711, 31731403, 222119821]

約数ペア:

[(1, 222119821), (7, 31731403), (11, 20192711), (77, 2884673), (121, 1835701), (191, 1162931), (847, 262243), (1337, 166133), (1373, 161777), (2101, 105721), (9611, 23111), (14707, 15103)]