28206210285

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2371}}^1\times {\mathrm{8011}}^1$

素因数の和:10407

約数の個数: 64

約数和(自身を含む): 54732856320

約数和(自身を除く): 26526646035

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 2371, 7113, 8011, 11855, 21339, 24033, 26081, 35565, 40055, 64017, 72099, 78243, 88121, 106695, 120165, 130405, 216297, 234729, 264363, 320085, 360495, 391215, 440605, 704187, 793089, 1081485, 1173645, 1321815, 2379267, 3520935, 3965445, 11896335, 18994081, 56982243, 94970405, 170946729, 208934891, 284911215, 512840187, 626804673, 854733645, 1044674455, 1880414019, 2564200935, 3134023365, 5641242057, 9402070095, 28206210285]

約数ペア:

[(1, 28206210285), (3, 9402070095), (5, 5641242057), (9, 3134023365), (11, 2564200935), (15, 1880414019), (27, 1044674455), (33, 854733645), (45, 626804673), (55, 512840187), (99, 284911215), (135, 208934891), (165, 170946729), (297, 94970405), (495, 56982243), (1485, 18994081), (2371, 11896335), (7113, 3965445), (8011, 3520935), (11855, 2379267), (21339, 1321815), (24033, 1173645), (26081, 1081485), (35565, 793089), (40055, 704187), (64017, 440605), (72099, 391215), (78243, 360495), (88121, 320085), (106695, 264363), (120165, 234729), (130405, 216297)]