2793007

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 3364864

約数和(自身を除く): 571857

約数列:

[1, 7, 31, 61, 211, 217, 427, 1477, 1891, 6541, 12871, 13237, 45787, 90097, 399001, 2793007]

約数ペア:

[(1, 2793007), (7, 399001), (31, 90097), (61, 45787), (211, 13237), (217, 12871), (427, 6541), (1477, 1891)]