81482401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{81401}}^1$

素因数の和:81432

約数の個数: 16

約数和(自身を含む): 109404288

約数和(自身を除く): 27921887

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 81401, 569807, 895411, 1058213, 6267877, 7407491, 11640343, 81482401]

約数ペア:

[(1, 81482401), (7, 11640343), (11, 7407491), (13, 6267877), (77, 1058213), (91, 895411), (143, 569807), (1001, 81401)]