280137907

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{37021}}^1$

素因数の和:37098

約数の個数: 16

約数和(自身を含む): 341194752

約数和(自身を除く): 61056845

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 37021, 259147, 851483, 1739987, 5960381, 12179909, 40019701, 280137907]

約数ペア:

[(1, 280137907), (7, 40019701), (23, 12179909), (47, 5960381), (161, 1739987), (329, 851483), (1081, 259147), (7567, 37021)]