68284377

素因数分解:

$3^4\times 7^1\times {\mathrm{120431}}^1$

素因数の和:120450

約数の個数: 20

約数和(自身を含む): 116578176

約数和(自身を除く): 48293799

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 120431, 361293, 843017, 1083879, 2529051, 3251637, 7587153, 9754911, 22761459, 68284377]

約数ペア:

[(1, 68284377), (3, 22761459), (7, 9754911), (9, 7587153), (21, 3251637), (27, 2529051), (63, 1083879), (81, 843017), (189, 361293), (567, 120431)]