222740199

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{249989}}^1$

素因数の和:250012

約数の個数: 20

約数和(自身を含む): 362985480

約数和(自身を除く): 140245281

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 249989, 749967, 2249901, 2749879, 6749703, 8249637, 20249109, 24748911, 74246733, 222740199]

約数ペア:

[(1, 222740199), (3, 74246733), (9, 24748911), (11, 20249109), (27, 8249637), (33, 6749703), (81, 2749879), (99, 2249901), (297, 749967), (891, 249989)]