13213305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41947}}^1$

素因数の和:41965

約数の個数: 24

約数和(自身を含む): 26175552

約数和(自身を除く): 12962247

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 41947, 125841, 209735, 293629, 377523, 629205, 880887, 1468145, 1887615, 2642661, 4404435, 13213305]

約数ペア:

[(1, 13213305), (3, 4404435), (5, 2642661), (7, 1887615), (9, 1468145), (15, 880887), (21, 629205), (35, 377523), (45, 293629), (63, 209735), (105, 125841), (315, 41947)]