31489556

素因数分解:

$2^2\times 7^2\times {\mathrm{347}}^1\times {\mathrm{463}}^1$

素因数の和:828

約数の個数: 36

約数和(自身を含む): 64427328

約数和(自身を除く): 32937772

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 347, 463, 694, 926, 1388, 1852, 2429, 3241, 4858, 6482, 9716, 12964, 17003, 22687, 34006, 45374, 68012, 90748, 160661, 321322, 642644, 1124627, 2249254, 4498508, 7872389, 15744778, 31489556]

約数ペア:

[(1, 31489556), (2, 15744778), (4, 7872389), (7, 4498508), (14, 2249254), (28, 1124627), (49, 642644), (98, 321322), (196, 160661), (347, 90748), (463, 68012), (694, 45374), (926, 34006), (1388, 22687), (1852, 17003), (2429, 12964), (3241, 9716), (4858, 6482)]