1290861

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 2358720

約数和(自身を除く): 1067859

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 59, 99, 117, 143, 153, 177, 187, 221, 429, 531, 561, 649, 663, 767, 1003, 1287, 1683, 1947, 1989, 2301, 2431, 3009, 5841, 6903, 7293, 8437, 9027, 11033, 13039, 21879, 25311, 33099, 39117, 75933, 99297, 117351, 143429, 430287, 1290861]

約数ペア:

[(1, 1290861), (3, 430287), (9, 143429), (11, 117351), (13, 99297), (17, 75933), (33, 39117), (39, 33099), (51, 25311), (59, 21879), (99, 13039), (117, 11033), (143, 9027), (153, 8437), (177, 7293), (187, 6903), (221, 5841), (429, 3009), (531, 2431), (561, 2301), (649, 1989), (663, 1947), (767, 1683), (1003, 1287)]