164066945

素因数分解:

$5^1\times 7^2\times {\mathrm{669661}}^1$

素因数の和:669680

約数の個数: 12

約数和(自身を含む): 229024404

約数和(自身を除く): 64957459

約数列:

[1, 5, 7, 35, 49, 245, 669661, 3348305, 4687627, 23438135, 32813389, 164066945]

約数ペア:

[(1, 164066945), (5, 32813389), (7, 23438135), (35, 4687627), (49, 3348305), (245, 669661)]