208064745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15361}}^1$

素因数の和:15422

約数の個数: 48

約数和(自身を含む): 421779072

約数和(自身を除く): 213714327

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1935, 2709, 4515, 13545, 15361, 46083, 76805, 107527, 138249, 230415, 322581, 537635, 660523, 691245, 967743, 1612905, 1981569, 3302615, 4623661, 4838715, 5944707, 9907845, 13870983, 23118305, 29723535, 41612949, 69354915, 208064745]

約数ペア:

[(1, 208064745), (3, 69354915), (5, 41612949), (7, 29723535), (9, 23118305), (15, 13870983), (21, 9907845), (35, 5944707), (43, 4838715), (45, 4623661), (63, 3302615), (105, 1981569), (129, 1612905), (215, 967743), (301, 691245), (315, 660523), (387, 537635), (645, 322581), (903, 230415), (1505, 138249), (1935, 107527), (2709, 76805), (4515, 46083), (13545, 15361)]