68686514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2749}}^1$

素因数の和:2826

約数の個数: 24

約数和(自身を含む): 114691500

約数和(自身を除く): 46004986

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 961, 1922, 2749, 5498, 12493, 24986, 35737, 71474, 85219, 170438, 1107847, 2215694, 2641789, 5283578, 34343257, 68686514]

約数ペア:

[(1, 68686514), (2, 34343257), (13, 5283578), (26, 2641789), (31, 2215694), (62, 1107847), (403, 170438), (806, 85219), (961, 71474), (1922, 35737), (2749, 24986), (5498, 12493)]