8991147

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 14708736

約数和(自身を除く): 5717589

約数列:

[1, 3, 11, 17, 31, 33, 47, 51, 93, 121, 141, 187, 341, 363, 517, 527, 561, 799, 1023, 1457, 1551, 1581, 2057, 2397, 3751, 4371, 5687, 5797, 6171, 8789, 11253, 16027, 17061, 17391, 24769, 26367, 48081, 63767, 74307, 96679, 176297, 191301, 272459, 290037, 528891, 817377, 2997049, 8991147]

約数ペア:

[(1, 8991147), (3, 2997049), (11, 817377), (17, 528891), (31, 290037), (33, 272459), (47, 191301), (51, 176297), (93, 96679), (121, 74307), (141, 63767), (187, 48081), (341, 26367), (363, 24769), (517, 17391), (527, 17061), (561, 16027), (799, 11253), (1023, 8789), (1457, 6171), (1551, 5797), (1581, 5687), (2057, 4371), (2397, 3751)]