205916655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53003}}^1$

素因数の和:53055

約数の個数: 32

約数和(自身を含む): 386717184

約数和(自身を除く): 180800529

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 53003, 159009, 265015, 371021, 795045, 1113063, 1855105, 1961111, 5565315, 5883333, 9805555, 13727777, 29416665, 41183331, 68638885, 205916655]

約数ペア:

[(1, 205916655), (3, 68638885), (5, 41183331), (7, 29416665), (15, 13727777), (21, 9805555), (35, 5883333), (37, 5565315), (105, 1961111), (111, 1855105), (185, 1113063), (259, 795045), (555, 371021), (777, 265015), (1295, 159009), (3885, 53003)]