12172017

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1669}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 20200320

約数和(自身を除く): 8028303

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 1669, 2431, 5007, 7293, 18359, 21697, 28373, 55077, 65091, 85119, 238667, 312103, 368849, 716001, 936309, 1106547, 4057339, 12172017]

約数ペア:

[(1, 12172017), (3, 4057339), (11, 1106547), (13, 936309), (17, 716001), (33, 368849), (39, 312103), (51, 238667), (143, 85119), (187, 65091), (221, 55077), (429, 28373), (561, 21697), (663, 18359), (1669, 7293), (2431, 5007)]