173122929

素因数分解:

$3^2\times 7^2\times {\mathrm{392569}}^1$

素因数の和:392589

約数の個数: 18

約数和(自身を含む): 290894370

約数和(自身を除く): 117771441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 392569, 1177707, 2747983, 3533121, 8243949, 19235881, 24731847, 57707643, 173122929]

約数ペア:

[(1, 173122929), (3, 57707643), (7, 24731847), (9, 19235881), (21, 8243949), (49, 3533121), (63, 2747983), (147, 1177707), (441, 392569)]