1212219

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 2016000

約数和(自身を除く): 803781

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 139, 153, 171, 323, 417, 459, 513, 969, 1251, 2363, 2641, 2907, 3753, 7089, 7923, 8721, 21267, 23769, 44897, 63801, 71307, 134691, 404073, 1212219]

約数ペア:

[(1, 1212219), (3, 404073), (9, 134691), (17, 71307), (19, 63801), (27, 44897), (51, 23769), (57, 21267), (139, 8721), (153, 7923), (171, 7089), (323, 3753), (417, 2907), (459, 2641), (513, 2363), (969, 1251)]