213304833

素因数分解:

$3^4\times 7^1\times {\mathrm{376199}}^1$

素因数の和:376218

約数の個数: 20

約数和(自身を含む): 364161600

約数和(自身を除く): 150856767

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 376199, 1128597, 2633393, 3385791, 7900179, 10157373, 23700537, 30472119, 71101611, 213304833]

約数ペア:

[(1, 213304833), (3, 71101611), (7, 30472119), (9, 23700537), (21, 10157373), (27, 7900179), (63, 3385791), (81, 2633393), (189, 1128597), (567, 376199)]