15272859

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{971}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 23934528

約数和(自身を除く): 8661669

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 971, 2247, 2913, 5243, 6797, 15729, 20391, 47579, 103897, 142737, 311691, 727279, 2181837, 5090953, 15272859]

約数ペア:

[(1, 15272859), (3, 5090953), (7, 2181837), (21, 727279), (49, 311691), (107, 142737), (147, 103897), (321, 47579), (749, 20391), (971, 15729), (2247, 6797), (2913, 5243)]