200512305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{636547}}^1$

素因数の和:636565

約数の個数: 24

約数和(自身を含む): 397205952

約数和(自身を除く): 196693647

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 636547, 1909641, 3182735, 4455829, 5728923, 9548205, 13367487, 22279145, 28644615, 40102461, 66837435, 200512305]

約数ペア:

[(1, 200512305), (3, 66837435), (5, 40102461), (7, 28644615), (9, 22279145), (15, 13367487), (21, 9548205), (35, 5728923), (45, 4455829), (63, 3182735), (105, 1909641), (315, 636547)]