127527981

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7433}}^1$

素因数の和:7505

約数の個数: 32

約数和(自身を含む): 209341440

約数和(自身を除く): 81813459

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 5719, 7433, 17157, 22299, 52031, 141227, 156093, 319619, 423681, 958857, 988589, 2237333, 2965767, 6072761, 6711999, 18218283, 42509327, 127527981]

約数ペア:

[(1, 127527981), (3, 42509327), (7, 18218283), (19, 6711999), (21, 6072761), (43, 2965767), (57, 2237333), (129, 988589), (133, 958857), (301, 423681), (399, 319619), (817, 156093), (903, 141227), (2451, 52031), (5719, 22299), (7433, 17157)]