51289931

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{28961}}^1$

素因数の和:29002

約数の個数: 16

約数和(自身を含む): 66728448

約数和(自身を除く): 15438517

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 28961, 202727, 318571, 666103, 2229997, 4662721, 7327133, 51289931]

約数ペア:

[(1, 51289931), (7, 7327133), (11, 4662721), (23, 2229997), (77, 666103), (161, 318571), (253, 202727), (1771, 28961)]