2138970239

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1\times {\mathrm{14321}}^1$

素因数の和:15470

約数の個数: 16

約数和(自身を含む): 2575668480

約数和(自身を除く): 436698241

約数列:

[1, 7, 19, 133, 1123, 7861, 14321, 21337, 100247, 149359, 272099, 1904693, 16082483, 112577381, 305567177, 2138970239]

約数ペア:

[(1, 2138970239), (7, 305567177), (19, 112577381), (133, 16082483), (1123, 1904693), (7861, 272099), (14321, 149359), (21337, 100247)]