222086571

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{7669}}^1$

素因数の和:7883

約数の個数: 24

約数和(自身を含む): 346254480

約数和(自身を除く): 124167909

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 7669, 9653, 23007, 28959, 53683, 161049, 375781, 1127343, 1510793, 4532379, 10575551, 31726653, 74028857, 222086571]

約数ペア:

[(1, 222086571), (3, 74028857), (7, 31726653), (21, 10575551), (49, 4532379), (147, 1510793), (197, 1127343), (591, 375781), (1379, 161049), (4137, 53683), (7669, 28959), (9653, 23007)]