219615219

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{4423}}^1$

素因数の和:5048

約数の個数: 20

約数和(自身を含む): 328676656

約数和(自身を除く): 109061437

約数列:

[1, 3, 9, 27, 81, 613, 1839, 4423, 5517, 13269, 16551, 39807, 49653, 119421, 358263, 2711299, 8133897, 24401691, 73205073, 219615219]

約数ペア:

[(1, 219615219), (3, 73205073), (9, 24401691), (27, 8133897), (81, 2711299), (613, 358263), (1839, 119421), (4423, 49653), (5517, 39807), (13269, 16551)]