668844963

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{473351}}^1$

素因数の和:473514

約数の個数: 12

約数和(自身を含む): 972265008

約数和(自身を除く): 303420045

約数列:

[1, 3, 9, 157, 471, 1413, 473351, 1420053, 4260159, 74316107, 222948321, 668844963]

約数ペア:

[(1, 668844963), (3, 222948321), (9, 74316107), (157, 4260159), (471, 1420053), (1413, 473351)]