27975255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 56982528

約数和(自身を除く): 29007273

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 53, 55, 77, 105, 159, 165, 231, 265, 371, 385, 457, 583, 795, 1113, 1155, 1371, 1749, 1855, 2285, 2915, 3199, 4081, 5027, 5565, 6855, 8745, 9597, 12243, 15081, 15995, 20405, 24221, 25135, 35189, 47985, 61215, 72663, 75405, 105567, 121105, 169547, 175945, 266431, 363315, 508641, 527835, 799293, 847735, 1332155, 1865017, 2543205, 3996465, 5595051, 9325085, 27975255]

約数ペア:

[(1, 27975255), (3, 9325085), (5, 5595051), (7, 3996465), (11, 2543205), (15, 1865017), (21, 1332155), (33, 847735), (35, 799293), (53, 527835), (55, 508641), (77, 363315), (105, 266431), (159, 175945), (165, 169547), (231, 121105), (265, 105567), (371, 75405), (385, 72663), (457, 61215), (583, 47985), (795, 35189), (1113, 25135), (1155, 24221), (1371, 20405), (1749, 15995), (1855, 15081), (2285, 12243), (2915, 9597), (3199, 8745), (4081, 6855), (5027, 5565)]