7644213

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{4967}}^1$

素因数の和:4998

約数の個数: 20

約数和(自身を含む): 12022560

約数和(自身を除く): 4378347

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 4967, 14901, 44703, 94373, 134109, 283119, 402327, 849357, 2548071, 7644213]

約数ペア:

[(1, 7644213), (3, 2548071), (9, 849357), (19, 402327), (27, 283119), (57, 134109), (81, 94373), (171, 44703), (513, 14901), (1539, 4967)]