218174906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{90379}}^1$

素因数の和:90469

約数の個数: 16

約数和(自身を含む): 351397440

約数和(自身を除く): 133222534

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 90379, 180758, 1536443, 3072886, 6416909, 12833818, 109087453, 218174906]

約数ペア:

[(1, 218174906), (2, 109087453), (17, 12833818), (34, 6416909), (71, 3072886), (142, 1536443), (1207, 180758), (2414, 90379)]