71897231

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{3739}}^1$

素因数の和:3854

約数の個数: 16

約数和(自身を含む): 85451520

約数和(自身を除く): 13554289

約数列:

[1, 7, 41, 67, 287, 469, 2747, 3739, 19229, 26173, 153299, 250513, 1073093, 1753591, 10271033, 71897231]

約数ペア:

[(1, 71897231), (7, 10271033), (41, 1753591), (67, 1073093), (287, 250513), (469, 153299), (2747, 26173), (3739, 19229)]