247482039

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{2467}}^1$

素因数の和:2775

約数の個数: 32

約数和(自身を含む): 400882176

約数和(自身を除く): 153400137

約数列:

[1, 3, 7, 17, 21, 51, 119, 281, 357, 843, 1967, 2467, 4777, 5901, 7401, 14331, 17269, 33439, 41939, 51807, 100317, 125817, 293573, 693227, 880719, 2079681, 4852589, 11784859, 14557767, 35354577, 82494013, 247482039]

約数ペア:

[(1, 247482039), (3, 82494013), (7, 35354577), (17, 14557767), (21, 11784859), (51, 4852589), (119, 2079681), (281, 880719), (357, 693227), (843, 293573), (1967, 125817), (2467, 100317), (4777, 51807), (5901, 41939), (7401, 33439), (14331, 17269)]