71909818

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:450

約数の個数: 24

約数和(自身を含む): 112456764

約数和(自身を除く): 40546946

約数列:

[1, 2, 41, 73, 82, 146, 293, 586, 1681, 2993, 3362, 5986, 12013, 21389, 24026, 42778, 122713, 245426, 492533, 876949, 985066, 1753898, 35954909, 71909818]

約数ペア:

[(1, 71909818), (2, 35954909), (41, 1753898), (73, 985066), (82, 876949), (146, 492533), (293, 245426), (586, 122713), (1681, 42778), (2993, 24026), (3362, 21389), (5986, 12013)]