201569805

素因数分解:

$3^2\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{2903}}^1$

素因数の和:4457

約数の個数: 24

約数和(自身を含む): 349734528

約数和(自身を除く): 148164723

約数列:

[1, 3, 5, 9, 15, 45, 1543, 2903, 4629, 7715, 8709, 13887, 14515, 23145, 26127, 43545, 69435, 130635, 4479329, 13437987, 22396645, 40313961, 67189935, 201569805]

約数ペア:

[(1, 201569805), (3, 67189935), (5, 40313961), (9, 22396645), (15, 13437987), (45, 4479329), (1543, 130635), (2903, 69435), (4629, 43545), (7715, 26127), (8709, 23145), (13887, 14515)]