259654311

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{242441}}^1$

素因数の和:242471

約数の個数: 24

約数和(自身を含む): 453851424

約数和(自身を除く): 194197113

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 242441, 727323, 1697087, 2181969, 4121497, 5091261, 12364491, 15273783, 28850479, 37093473, 86551437, 259654311]

約数ペア:

[(1, 259654311), (3, 86551437), (7, 37093473), (9, 28850479), (17, 15273783), (21, 12364491), (51, 5091261), (63, 4121497), (119, 2181969), (153, 1697087), (357, 727323), (1071, 242441)]