2847691

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 3667968

約数和(自身を除く): 820277

約数列:

[1, 7, 11, 31, 77, 217, 341, 1193, 2387, 8351, 13123, 36983, 91861, 258881, 406813, 2847691]

約数ペア:

[(1, 2847691), (7, 406813), (11, 258881), (31, 91861), (77, 36983), (217, 13123), (341, 8351), (1193, 2387)]