28305381879

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{211403}}^1$

素因数の和:211466

約数の個数: 48

約数和(自身を含む): 46170633600

約数和(自身を除く): 17865251721

約数列:

[1, 3, 9, 19, 27, 29, 57, 81, 87, 171, 243, 261, 513, 551, 783, 1539, 1653, 2349, 4617, 4959, 7047, 14877, 44631, 133893, 211403, 634209, 1902627, 4016657, 5707881, 6130687, 12049971, 17123643, 18392061, 36149913, 51370929, 55176183, 108449739, 116483053, 165528549, 325349217, 349449159, 496585647, 976047651, 1048347477, 1489756941, 3145042431, 9435127293, 28305381879]

約数ペア:

[(1, 28305381879), (3, 9435127293), (9, 3145042431), (19, 1489756941), (27, 1048347477), (29, 976047651), (57, 496585647), (81, 349449159), (87, 325349217), (171, 165528549), (243, 116483053), (261, 108449739), (513, 55176183), (551, 51370929), (783, 36149913), (1539, 18392061), (1653, 17123643), (2349, 12049971), (4617, 6130687), (4959, 5707881), (7047, 4016657), (14877, 1902627), (44631, 634209), (133893, 211403)]