20271105

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3547}}^1$

素因数の和:3685

約数の個数: 24

約数和(自身を含む): 35423232

約数和(自身を除く): 15152127

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 3547, 5715, 10641, 17735, 31923, 53205, 159615, 450469, 1351407, 2252345, 4054221, 6757035, 20271105]

約数ペア:

[(1, 20271105), (3, 6757035), (5, 4054221), (9, 2252345), (15, 1351407), (45, 450469), (127, 159615), (381, 53205), (635, 31923), (1143, 17735), (1905, 10641), (3547, 5715)]