203430871

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1\times {\mathrm{997}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 235815424

約数和(自身を除く): 32384553

約数列:

[1, 7, 103, 283, 721, 997, 1981, 6979, 29149, 102691, 204043, 282151, 718837, 1975057, 29061553, 203430871]

約数ペア:

[(1, 203430871), (7, 29061553), (103, 1975057), (283, 718837), (721, 282151), (997, 204043), (1981, 102691), (6979, 29149)]