71547721

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{6221}}^1$

素因数の和:6312

約数の個数: 16

約数和(自身を含む): 86012928

約数和(自身を除く): 14465207

約数列:

[1, 7, 31, 53, 217, 371, 1643, 6221, 11501, 43547, 192851, 329713, 1349957, 2307991, 10221103, 71547721]

約数ペア:

[(1, 71547721), (7, 10221103), (31, 2307991), (53, 1349957), (217, 329713), (371, 192851), (1643, 43547), (6221, 11501)]