16870557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 25893504

約数和(自身を除く): 9022947

約数列:

[1, 3, 11, 33, 37, 41, 111, 123, 337, 407, 451, 1011, 1221, 1353, 1517, 3707, 4551, 11121, 12469, 13817, 16687, 37407, 41451, 50061, 137159, 151987, 411477, 455961, 511229, 1533687, 5623519, 16870557]

約数ペア:

[(1, 16870557), (3, 5623519), (11, 1533687), (33, 511229), (37, 455961), (41, 411477), (111, 151987), (123, 137159), (337, 50061), (407, 41451), (451, 37407), (1011, 16687), (1221, 13817), (1353, 12469), (1517, 11121), (3707, 4551)]