20397492075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{15998033}}^1$

素因数の和:15998063

約数の個数: 24

約数和(自身を含む): 35707611888

約数和(自身を除く): 15310119813

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 15998033, 47994099, 79990165, 239970495, 271966561, 399950825, 815899683, 1199852475, 1359832805, 4079498415, 6799164025, 20397492075]

約数ペア:

[(1, 20397492075), (3, 6799164025), (5, 4079498415), (15, 1359832805), (17, 1199852475), (25, 815899683), (51, 399950825), (75, 271966561), (85, 239970495), (255, 79990165), (425, 47994099), (1275, 15998033)]