31926339

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 49040640

約数和(自身を除く): 17114301

約数列:

[1, 3, 9, 27, 43, 107, 129, 257, 321, 387, 771, 963, 1161, 2313, 2889, 4601, 6939, 11051, 13803, 27499, 33153, 41409, 82497, 99459, 124227, 247491, 298377, 742473, 1182457, 3547371, 10642113, 31926339]

約数ペア:

[(1, 31926339), (3, 10642113), (9, 3547371), (27, 1182457), (43, 742473), (107, 298377), (129, 247491), (257, 124227), (321, 99459), (387, 82497), (771, 41409), (963, 33153), (1161, 27499), (2313, 13803), (2889, 11051), (4601, 6939)]