219499861

素因数分解:

$7^2\times {\mathrm{823}}^1\times {\mathrm{5443}}^1$

素因数の和:6280

約数の個数: 12

約数和(自身を含む): 255693792

約数和(自身を除く): 36193931

約数列:

[1, 7, 49, 823, 5443, 5761, 38101, 40327, 266707, 4479589, 31357123, 219499861]

約数ペア:

[(1, 219499861), (7, 31357123), (49, 4479589), (823, 266707), (5443, 40327), (5761, 38101)]