131730865

素因数分解:

$5^1\times 7^4\times {\mathrm{10973}}^1$

素因数の和:11006

約数の個数: 20

約数和(自身を含む): 184429044

約数和(自身を除く): 52698179

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 10973, 12005, 54865, 76811, 384055, 537677, 2688385, 3763739, 18818695, 26346173, 131730865]

約数ペア:

[(1, 131730865), (5, 26346173), (7, 18818695), (35, 3763739), (49, 2688385), (245, 537677), (343, 384055), (1715, 76811), (2401, 54865), (10973, 12005)]