202090905

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{41201}}^1$

素因数の和:41321

約数の個数: 24

約数和(自身を含む): 353513160

約数和(自身を除く): 151422255

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 41201, 123603, 206005, 370809, 618015, 1854045, 4490909, 13472727, 22454545, 40418181, 67363635, 202090905]

約数ペア:

[(1, 202090905), (3, 67363635), (5, 40418181), (9, 22454545), (15, 13472727), (45, 4490909), (109, 1854045), (327, 618015), (545, 370809), (981, 206005), (1635, 123603), (4905, 41201)]