121232321

素因数分解:

$7^3\times {\mathrm{17}}^2\times {\mathrm{1223}}^1$

素因数の和:1278

約数の個数: 24

約数和(自身を含む): 150307200

約数和(自身を除く): 29074879

約数列:

[1, 7, 17, 49, 119, 289, 343, 833, 1223, 2023, 5831, 8561, 14161, 20791, 59927, 99127, 145537, 353447, 419489, 1018759, 2474129, 7131313, 17318903, 121232321]

約数ペア:

[(1, 121232321), (7, 17318903), (17, 7131313), (49, 2474129), (119, 1018759), (289, 419489), (343, 353447), (833, 145537), (1223, 99127), (2023, 59927), (5831, 20791), (8561, 14161)]