31027024

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1993}}^1$

素因数の和:2147

約数の個数: 40

約数和(自身を含む): 69231680

約数和(自身を除く): 38204656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 1993, 2224, 3892, 3986, 7784, 7972, 13951, 15568, 15944, 27902, 31888, 55804, 111608, 223216, 277027, 554054, 1108108, 1939189, 2216216, 3878378, 4432432, 7756756, 15513512, 31027024]

約数ペア:

[(1, 31027024), (2, 15513512), (4, 7756756), (7, 4432432), (8, 3878378), (14, 2216216), (16, 1939189), (28, 1108108), (56, 554054), (112, 277027), (139, 223216), (278, 111608), (556, 55804), (973, 31888), (1112, 27902), (1946, 15944), (1993, 15568), (2224, 13951), (3892, 7972), (3986, 7784)]