207868941

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{18433}}^1$

素因数の和:18625

約数の個数: 24

約数和(自身を含む): 345084480

約数和(自身を除く): 137215539

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1253, 1611, 3759, 11277, 18433, 55299, 129031, 165897, 387093, 1161279, 3299507, 9898521, 23096549, 29695563, 69289647, 207868941]

約数ペア:

[(1, 207868941), (3, 69289647), (7, 29695563), (9, 23096549), (21, 9898521), (63, 3299507), (179, 1161279), (537, 387093), (1253, 165897), (1611, 129031), (3759, 55299), (11277, 18433)]