217501207

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{76343}}^1$

素因数の和:76398

約数の個数: 16

約数和(自身を含む): 278502912

約数和(自身を除く): 61001705

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 76343, 534401, 839773, 2824691, 5878411, 19772837, 31071601, 217501207]

約数ペア:

[(1, 217501207), (7, 31071601), (11, 19772837), (37, 5878411), (77, 2824691), (259, 839773), (407, 534401), (2849, 76343)]