206911485

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9721}}^1$

素因数の和:9786

約数の個数: 48

約数和(自身を含む): 400390848

約数和(自身を除く): 193479363

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 129, 165, 215, 387, 473, 495, 645, 1419, 1935, 2365, 4257, 7095, 9721, 21285, 29163, 48605, 87489, 106931, 145815, 320793, 418003, 437445, 534655, 962379, 1254009, 1603965, 2090015, 3762027, 4598033, 4811895, 6270045, 13794099, 18810135, 22990165, 41382297, 68970495, 206911485]

約数ペア:

[(1, 206911485), (3, 68970495), (5, 41382297), (9, 22990165), (11, 18810135), (15, 13794099), (33, 6270045), (43, 4811895), (45, 4598033), (55, 3762027), (99, 2090015), (129, 1603965), (165, 1254009), (215, 962379), (387, 534655), (473, 437445), (495, 418003), (645, 320793), (1419, 145815), (1935, 106931), (2365, 87489), (4257, 48605), (7095, 29163), (9721, 21285)]