198682155

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{630737}}^1$

素因数の和:630755

約数の個数: 24

約数和(自身を含む): 393580512

約数和(自身を除く): 194898357

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 630737, 1892211, 3153685, 4415159, 5676633, 9461055, 13245477, 22075795, 28383165, 39736431, 66227385, 198682155]

約数ペア:

[(1, 198682155), (3, 66227385), (5, 39736431), (7, 28383165), (9, 22075795), (15, 13245477), (21, 9461055), (35, 5676633), (45, 4415159), (63, 3153685), (105, 1892211), (315, 630737)]