69139147

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{128273}}^1$

素因数の和:128298

約数の個数: 12

約数和(自身を含む): 87739416

約数和(自身を除く): 18600269

約数列:

[1, 7, 11, 49, 77, 539, 128273, 897911, 1411003, 6285377, 9877021, 69139147]

約数ペア:

[(1, 69139147), (7, 9877021), (11, 6285377), (49, 1411003), (77, 897911), (539, 128273)]