505508241

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^2\times {\mathrm{2269}}^1$

素因数の和:2485

約数の個数: 24

約数和(自身を含む): 778192320

約数和(自身を除く): 272684079

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 2269, 6807, 10609, 15883, 31827, 47649, 74263, 222789, 233707, 701121, 1635949, 4907847, 24071821, 72215463, 168502747, 505508241]

約数ペア:

[(1, 505508241), (3, 168502747), (7, 72215463), (21, 24071821), (103, 4907847), (309, 1635949), (721, 701121), (2163, 233707), (2269, 222789), (6807, 74263), (10609, 47649), (15883, 31827)]