1997334283

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{652937}}^1$

素因数の和:652986

約数の個数: 16

約数和(自身を含む): 2507281920

約数和(自身を除く): 509947637

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 652937, 4570559, 12405803, 15017551, 86840621, 105122857, 285333469, 1997334283]

約数ペア:

[(1, 1997334283), (7, 285333469), (19, 105122857), (23, 86840621), (133, 15017551), (161, 12405803), (437, 4570559), (3059, 652937)]