72285521

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2753}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 93768192

約数和(自身を除く): 21482671

約数列:

[1, 7, 11, 31, 77, 121, 217, 341, 847, 2387, 2753, 3751, 19271, 26257, 30283, 85343, 211981, 333113, 597401, 938773, 2331791, 6571411, 10326503, 72285521]

約数ペア:

[(1, 72285521), (7, 10326503), (11, 6571411), (31, 2331791), (77, 938773), (121, 597401), (217, 333113), (341, 211981), (847, 85343), (2387, 30283), (2753, 26257), (3751, 19271)]