990147263

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{14891}}^1$

素因数の和:14987

約数の個数: 24

約数和(自身を含む): 1222335360

約数和(自身を除く): 232188097

約数列:

[1, 7, 23, 49, 59, 161, 413, 1127, 1357, 2891, 9499, 14891, 66493, 104237, 342493, 729659, 878569, 2397451, 6149983, 16782157, 20207087, 43049881, 141449609, 990147263]

約数ペア:

[(1, 990147263), (7, 141449609), (23, 43049881), (49, 20207087), (59, 16782157), (161, 6149983), (413, 2397451), (1127, 878569), (1357, 729659), (2891, 342493), (9499, 104237), (14891, 66493)]