42447321

素因数分解:

$3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1$

素因数の和:1803

約数の個数: 40

約数和(自身を含む): 74195264

約数和(自身を除く): 31747943

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 301, 387, 567, 903, 1161, 1741, 2709, 3483, 5223, 8127, 12187, 15669, 24381, 36561, 47007, 74863, 109683, 141021, 224589, 329049, 524041, 673767, 987147, 1572123, 2021301, 4716369, 6063903, 14149107, 42447321]

約数ペア:

[(1, 42447321), (3, 14149107), (7, 6063903), (9, 4716369), (21, 2021301), (27, 1572123), (43, 987147), (63, 673767), (81, 524041), (129, 329049), (189, 224589), (301, 141021), (387, 109683), (567, 74863), (903, 47007), (1161, 36561), (1741, 24381), (2709, 15669), (3483, 12187), (5223, 8127)]