8999919

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 14011920

約数和(自身を除く): 5012001

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 531, 997, 1003, 2991, 3009, 8973, 9027, 16949, 50847, 58823, 152541, 176469, 529407, 999991, 2999973, 8999919]

約数ペア:

[(1, 8999919), (3, 2999973), (9, 999991), (17, 529407), (51, 176469), (59, 152541), (153, 58823), (177, 50847), (531, 16949), (997, 9027), (1003, 8973), (2991, 3009)]