1291245351

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1057531}}^1$

素因数の和:1057582

約数の個数: 16

約数和(自身を含む): 1928938368

約数和(自身を除く): 637693017

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 1057531, 3172593, 11632841, 34898523, 39128647, 117385941, 430415117, 1291245351]

約数ペア:

[(1, 1291245351), (3, 430415117), (11, 117385941), (33, 39128647), (37, 34898523), (111, 11632841), (407, 3172593), (1221, 1057531)]