678742029

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{468421}}^1$

素因数の和:468457

約数の個数: 24

約数和(自身を含む): 1169181312

約数和(自身を除く): 490439283

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 468421, 1405263, 3278947, 4215789, 9836841, 10773683, 29510523, 32321049, 75415781, 96963147, 226247343, 678742029]

約数ペア:

[(1, 678742029), (3, 226247343), (7, 96963147), (9, 75415781), (21, 32321049), (23, 29510523), (63, 10773683), (69, 9836841), (161, 4215789), (207, 3278947), (483, 1405263), (1449, 468421)]