217036179

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{20771}}^1$

素因数の和:20829

約数の個数: 24

約数和(自身を含む): 332684352

約数和(自身を除く): 115648173

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 10449, 20771, 62313, 186939, 560817, 893153, 1682451, 2679459, 5047353, 8038377, 24115131, 72345393, 217036179]

約数ペア:

[(1, 217036179), (3, 72345393), (9, 24115131), (27, 8038377), (43, 5047353), (81, 2679459), (129, 1682451), (243, 893153), (387, 560817), (1161, 186939), (3483, 62313), (10449, 20771)]