2821000325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{789091}}^1$

素因数の和:789125

約数の個数: 24

約数和(自身を含む): 4109591136

約数和(自身を除く): 1288590811

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 789091, 3945455, 8680001, 10258183, 19727275, 43400005, 51290915, 112840013, 217000025, 256454575, 564200065, 2821000325]

約数ペア:

[(1, 2821000325), (5, 564200065), (11, 256454575), (13, 217000025), (25, 112840013), (55, 51290915), (65, 43400005), (143, 19727275), (275, 10258183), (325, 8680001), (715, 3945455), (3575, 789091)]