207877019

素因数分解:

$7^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1\times {\mathrm{1019}}^1$

素因数の和:1370

約数の個数: 16

約数和(自身を含む): 240622080

約数和(自身を除く): 32745061

約数列:

[1, 7, 151, 193, 1019, 1057, 1351, 7133, 29143, 153869, 196667, 204001, 1077083, 1376669, 29696717, 207877019]

約数ペア:

[(1, 207877019), (7, 29696717), (151, 1376669), (193, 1077083), (1019, 204001), (1057, 196667), (1351, 153869), (7133, 29143)]