1260871857

素因数分解:

$3^2\times 7^1\times {\mathrm{2777}}^1\times {\mathrm{7207}}^1$

素因数の和:9997

約数の個数: 24

約数和(自身を含む): 2082477696

約数和(自身を除く): 821605839

約数列:

[1, 3, 7, 9, 21, 63, 2777, 7207, 8331, 19439, 21621, 24993, 50449, 58317, 64863, 151347, 174951, 454041, 20013839, 60041517, 140096873, 180124551, 420290619, 1260871857]

約数ペア:

[(1, 1260871857), (3, 420290619), (7, 180124551), (9, 140096873), (21, 60041517), (63, 20013839), (2777, 454041), (7207, 174951), (8331, 151347), (19439, 64863), (21621, 58317), (24993, 50449)]