406247007

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{20747}}^1$

素因数の和:20918

約数の個数: 16

約数和(自身を含む): 555714432

約数和(自身を除く): 149467425

約数列:

[1, 3, 61, 107, 183, 321, 6527, 19581, 20747, 62241, 1265567, 2219929, 3796701, 6659787, 135415669, 406247007]

約数ペア:

[(1, 406247007), (3, 135415669), (61, 6659787), (107, 3796701), (183, 2219929), (321, 1265567), (6527, 62241), (19581, 20747)]