138684651

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{4789}}^1$

素因数の和:5003

約数の個数: 24

約数和(自身を含む): 216239760

約数和(自身を除く): 77555109

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 4789, 9653, 14367, 28959, 33523, 100569, 234661, 703983, 943433, 2830299, 6604031, 19812093, 46228217, 138684651]

約数ペア:

[(1, 138684651), (3, 46228217), (7, 19812093), (21, 6604031), (49, 2830299), (147, 943433), (197, 703983), (591, 234661), (1379, 100569), (4137, 33523), (4789, 28959), (9653, 14367)]