206982975

素因数分解:

$3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{14009}}^1$

素因数の和:14219

約数の個数: 24

約数和(自身を含む): 343973520

約数和(自身を除く): 136990545

約数列:

[1, 3, 5, 15, 25, 75, 197, 591, 985, 2955, 4925, 14009, 14775, 42027, 70045, 210135, 350225, 1050675, 2759773, 8279319, 13798865, 41396595, 68994325, 206982975]

約数ペア:

[(1, 206982975), (3, 68994325), (5, 41396595), (15, 13798865), (25, 8279319), (75, 2759773), (197, 1050675), (591, 350225), (985, 210135), (2955, 70045), (4925, 42027), (14009, 14775)]