15643449

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{1279}}^1$

素因数の和:1442

約数の個数: 20

約数和(自身を含む): 23541760

約数和(自身を除く): 7898311

約数列:

[1, 3, 9, 27, 81, 151, 453, 1279, 1359, 3837, 4077, 11511, 12231, 34533, 103599, 193129, 579387, 1738161, 5214483, 15643449]

約数ペア:

[(1, 15643449), (3, 5214483), (9, 1738161), (27, 579387), (81, 193129), (151, 103599), (453, 34533), (1279, 12231), (1359, 11511), (3837, 4077)]