143956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 24

約数和(自身を含む): 279720

約数和(自身を除く): 135764

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 73, 116, 146, 292, 493, 986, 1241, 1972, 2117, 2482, 4234, 4964, 8468, 35989, 71978, 143956]

約数ペア:

[(1, 143956), (2, 71978), (4, 35989), (17, 8468), (29, 4964), (34, 4234), (58, 2482), (68, 2117), (73, 1972), (116, 1241), (146, 986), (292, 493)]