20575275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{39191}}^1$

素因数の和:39211

約数の個数: 24

約数和(自身を含む): 38878464

約数和(自身を除く): 18303189

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 39191, 117573, 195955, 274337, 587865, 823011, 979775, 1371685, 2939325, 4115055, 6858425, 20575275]

約数ペア:

[(1, 20575275), (3, 6858425), (5, 4115055), (7, 2939325), (15, 1371685), (21, 979775), (25, 823011), (35, 587865), (75, 274337), (105, 195955), (175, 117573), (525, 39191)]