222777471

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{9413}}^1$

素因数の和:9460

約数の個数: 32

約数和(自身を含む): 361497600

約数和(自身を除く): 138720129

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 1029, 1127, 3381, 7889, 9413, 23667, 28239, 65891, 197673, 216499, 461237, 649497, 1383711, 1515493, 3228659, 4546479, 9685977, 10608451, 31825353, 74259157, 222777471]

約数ペア:

[(1, 222777471), (3, 74259157), (7, 31825353), (21, 10608451), (23, 9685977), (49, 4546479), (69, 3228659), (147, 1515493), (161, 1383711), (343, 649497), (483, 461237), (1029, 216499), (1127, 197673), (3381, 65891), (7889, 28239), (9413, 23667)]