51299017

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21491}}^1$

素因数の和:21540

約数の個数: 16

約数和(自身を含む): 66023424

約数和(自身を除く): 14724407

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 21491, 150437, 236401, 666221, 1654807, 4663547, 7328431, 51299017]

約数ペア:

[(1, 51299017), (7, 7328431), (11, 4663547), (31, 1654807), (77, 666221), (217, 236401), (341, 150437), (2387, 21491)]