203425155

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7649}}^1$

素因数の和:7860

約数の個数: 32

約数和(自身を含む): 363528000

約数和(自身を除く): 160102845

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 985, 1773, 2955, 5319, 7649, 8865, 22947, 26595, 38245, 68841, 114735, 206523, 344205, 1032615, 1506853, 4520559, 7534265, 13561677, 22602795, 40685031, 67808385, 203425155]

約数ペア:

[(1, 203425155), (3, 67808385), (5, 40685031), (9, 22602795), (15, 13561677), (27, 7534265), (45, 4520559), (135, 1506853), (197, 1032615), (591, 344205), (985, 206523), (1773, 114735), (2955, 68841), (5319, 38245), (7649, 26595), (8865, 22947)]