68123769

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20149}}^1$

素因数の和:20189

約数の個数: 24

約数和(自身を含む): 110260800

約数和(自身を除く): 42137031

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 20149, 60447, 141043, 423129, 463427, 987301, 1390281, 2961903, 3243989, 9731967, 22707923, 68123769]

約数ペア:

[(1, 68123769), (3, 22707923), (7, 9731967), (21, 3243989), (23, 2961903), (49, 1390281), (69, 987301), (147, 463427), (161, 423129), (483, 141043), (1127, 60447), (3381, 20149)]