222733881

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{161753}}^1$

素因数の和:161782

約数の個数: 20

約数和(自身を含む): 352300212

約数和(自身を除く): 129566331

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 161753, 485259, 1455777, 2749801, 4367331, 8249403, 13101993, 24748209, 74244627, 222733881]

約数ペア:

[(1, 222733881), (3, 74244627), (9, 24748209), (17, 13101993), (27, 8249403), (51, 4367331), (81, 2749801), (153, 1455777), (459, 485259), (1377, 161753)]