78087142

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{40127}}^1$

素因数の和:40275

約数の個数: 16

約数和(自身を含む): 134830080

約数和(自身を除く): 56742938

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 40127, 80254, 280889, 561778, 5577653, 11155306, 39043571, 78087142]

約数ペア:

[(1, 78087142), (2, 39043571), (7, 11155306), (14, 5577653), (139, 561778), (278, 280889), (973, 80254), (1946, 40127)]