245787126489

素因数分解:

$3^4\times {\mathrm{491}}^1\times {\mathrm{6180059}}^1$

素因数の和:6180562

約数の個数: 20

約数和(自身を含む): 367911331920

約数和(自身を除く): 122124205431

約数列:

[1, 3, 9, 27, 81, 491, 1473, 4419, 13257, 39771, 6180059, 18540177, 55620531, 166861593, 500584779, 3034408969, 9103226907, 27309680721, 81929042163, 245787126489]

約数ペア:

[(1, 245787126489), (3, 81929042163), (9, 27309680721), (27, 9103226907), (81, 3034408969), (491, 500584779), (1473, 166861593), (4419, 55620531), (13257, 18540177), (39771, 6180059)]