20731275

素因数分解:

$3^3\times 5^2\times {\mathrm{30713}}^1$

素因数の和:30732

約数の個数: 24

約数和(自身を含む): 38085360

約数和(自身を除く): 17354085

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30713, 92139, 153565, 276417, 460695, 767825, 829251, 1382085, 2303475, 4146255, 6910425, 20731275]

約数ペア:

[(1, 20731275), (3, 6910425), (5, 4146255), (9, 2303475), (15, 1382085), (25, 829251), (27, 767825), (45, 460695), (75, 276417), (135, 153565), (225, 92139), (675, 30713)]