216201027

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{4153}}^1$

素因数の和:4267

約数の個数: 32

約数和(自身を含む): 343485952

約数和(自身を除く): 127284925

約数列:

[1, 3, 7, 21, 37, 67, 111, 201, 259, 469, 777, 1407, 2479, 4153, 7437, 12459, 17353, 29071, 52059, 87213, 153661, 278251, 460983, 834753, 1075627, 1947757, 3226881, 5843271, 10295287, 30885861, 72067009, 216201027]

約数ペア:

[(1, 216201027), (3, 72067009), (7, 30885861), (21, 10295287), (37, 5843271), (67, 3226881), (111, 1947757), (201, 1075627), (259, 834753), (469, 460983), (777, 278251), (1407, 153661), (2479, 87213), (4153, 52059), (7437, 29071), (12459, 17353)]