201128217

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{19841}}^1$

素因数の和:19984

約数の個数: 16

約数和(自身を含む): 279375360

約数和(自身を除く): 78247143

約数列:

[1, 3, 31, 93, 109, 327, 3379, 10137, 19841, 59523, 615071, 1845213, 2162669, 6488007, 67042739, 201128217]

約数ペア:

[(1, 201128217), (3, 67042739), (31, 6488007), (93, 2162669), (109, 1845213), (327, 615071), (3379, 59523), (10137, 19841)]