222720543

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{19139}}^1$

素因数の和:19579

約数の個数: 16

約数和(自身を含む): 330739200

約数和(自身を除く): 108018657

約数列:

[1, 3, 9, 27, 431, 1293, 3879, 11637, 19139, 57417, 172251, 516753, 8248909, 24746727, 74240181, 222720543]

約数ペア:

[(1, 222720543), (3, 74240181), (9, 24746727), (27, 8248909), (431, 516753), (1293, 172251), (3879, 57417), (11637, 19139)]