53815489

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 71850240

約数和(自身を除く): 18034751

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 809, 1547, 3913, 5117, 5663, 9503, 10517, 13753, 34787, 66521, 73619, 96271, 178789, 243509, 452231, 591379, 1251523, 3165617, 4139653, 7687927, 53815489]

約数ペア:

[(1, 53815489), (7, 7687927), (13, 4139653), (17, 3165617), (43, 1251523), (91, 591379), (119, 452231), (221, 243509), (301, 178789), (559, 96271), (731, 73619), (809, 66521), (1547, 34787), (3913, 13753), (5117, 10517), (5663, 9503)]