208839471

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1051

約数の個数: 32

約数和(自身を含む): 301252608

約数和(自身を除く): 92413137

約数列:

[1, 3, 23, 47, 69, 71, 141, 213, 907, 1081, 1633, 2721, 3243, 3337, 4899, 10011, 20861, 42629, 62583, 64397, 76751, 127887, 193191, 230253, 980467, 1481131, 2941401, 3026659, 4443393, 9079977, 69613157, 208839471]

約数ペア:

[(1, 208839471), (3, 69613157), (23, 9079977), (47, 4443393), (69, 3026659), (71, 2941401), (141, 1481131), (213, 980467), (907, 230253), (1081, 193191), (1633, 127887), (2721, 76751), (3243, 64397), (3337, 62583), (4899, 42629), (10011, 20861)]