8139131.00000000

素因数分解:

$2^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{613}}^1$

素因数の和:885

約数の個数: 40

約数和(自身を含む): 39286176

約数和(自身を除く): 21641584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257, 514, 613, 1028, 1226, 1799, 2056, 2452, 3598, 4112, 4291, 4904, 7196, 8582, 9808, 14392, 17164, 28784, 34328, 68656, 157541, 315082, 630164, 1102787, 1260328, 2205574, 2520656, 4411148, 8822296, 17644592]

約数ペア:

[(1, 17644592), (2, 8822296), (4, 4411148), (7, 2520656), (8, 2205574), (14, 1260328), (16, 1102787), (28, 630164), (56, 315082), (112, 157541), (257, 68656), (514, 34328), (613, 28784), (1028, 17164), (1226, 14392), (1799, 9808), (2056, 8582), (2452, 7196), (3598, 4904), (4112, 4291)]