291400808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{9439}}^1$

素因数の和:9689

約数の個数: 32

約数和(自身を含む): 581126400

約数和(自身を除く): 289725592

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 227, 454, 908, 1816, 3859, 7718, 9439, 15436, 18878, 30872, 37756, 75512, 160463, 320926, 641852, 1283704, 2142653, 4285306, 8570612, 17141224, 36425101, 72850202, 145700404, 291400808]

約数ペア:

[(1, 291400808), (2, 145700404), (4, 72850202), (8, 36425101), (17, 17141224), (34, 8570612), (68, 4285306), (136, 2142653), (227, 1283704), (454, 641852), (908, 320926), (1816, 160463), (3859, 75512), (7718, 37756), (9439, 30872), (15436, 18878)]