66986918

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{1399}}^1$

素因数の和:1759

約数の個数: 16

約数和(自身を含む): 102060000

約数和(自身を除く): 35073082

約数列:

[1, 2, 89, 178, 269, 538, 1399, 2798, 23941, 47882, 124511, 249022, 376331, 752662, 33493459, 66986918]

約数ペア:

[(1, 66986918), (2, 33493459), (89, 752662), (178, 376331), (269, 249022), (538, 124511), (1399, 47882), (2798, 23941)]