28749427119

素因数分解:

$3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{569713}}^1$

素因数の和:569821

約数の個数: 40

約数和(自身を含む): 49633483680

約数和(自身を除く): 20884056561

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 189, 267, 567, 623, 801, 1869, 2403, 5607, 7209, 16821, 50463, 569713, 1709139, 3987991, 5127417, 11963973, 15382251, 35891919, 46146753, 50704457, 107675757, 152113371, 323027271, 354931199, 456340113, 1064793597, 1369020339, 3194380791, 4107061017, 9583142373, 28749427119]

約数ペア:

[(1, 28749427119), (3, 9583142373), (7, 4107061017), (9, 3194380791), (21, 1369020339), (27, 1064793597), (63, 456340113), (81, 354931199), (89, 323027271), (189, 152113371), (267, 107675757), (567, 50704457), (623, 46146753), (801, 35891919), (1869, 15382251), (2403, 11963973), (5607, 5127417), (7209, 3987991), (16821, 1709139), (50463, 569713)]