66155635

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20771}}^1$

素因数の和:20803

約数の個数: 24

約数和(自身を含む): 99456336

約数和(自身を除く): 33300701

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 20771, 103855, 145397, 270023, 726985, 1017779, 1350115, 1890161, 5088895, 9450805, 13231127, 66155635]

約数ペア:

[(1, 66155635), (5, 13231127), (7, 9450805), (13, 5088895), (35, 1890161), (49, 1350115), (65, 1017779), (91, 726985), (245, 270023), (455, 145397), (637, 103855), (3185, 20771)]