221736399

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{10267}}^1$

素因数の和:10606

約数の個数: 16

約数和(自身を含む): 309518592

約数和(自身を除く): 87782193

約数列:

[1, 3, 23, 69, 313, 939, 7199, 10267, 21597, 30801, 236141, 708423, 3213571, 9640713, 73912133, 221736399]

約数ペア:

[(1, 221736399), (3, 73912133), (23, 9640713), (69, 3213571), (313, 708423), (939, 236141), (7199, 30801), (10267, 21597)]