16616769

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 25691904

約数和(自身を除く): 9075135

約数列:

[1, 3, 13, 17, 39, 51, 71, 213, 221, 353, 663, 923, 1059, 1207, 2769, 3621, 4589, 6001, 13767, 15691, 18003, 25063, 47073, 75189, 78013, 234039, 325819, 426071, 977457, 1278213, 5538923, 16616769]

約数ペア:

[(1, 16616769), (3, 5538923), (13, 1278213), (17, 977457), (39, 426071), (51, 325819), (71, 234039), (213, 78013), (221, 75189), (353, 47073), (663, 25063), (923, 18003), (1059, 15691), (1207, 13767), (2769, 6001), (3621, 4589)]