227478013

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{90019}}^1$

素因数の和:90064

約数の個数: 12

約数和(自身を含む): 274380960

約数和(自身を除く): 46902947

約数列:

[1, 7, 19, 133, 361, 2527, 90019, 630133, 1710361, 11972527, 32496859, 227478013]

約数ペア:

[(1, 227478013), (7, 32496859), (19, 11972527), (133, 1710361), (361, 630133), (2527, 90019)]