387942709

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{39671}}^1$

素因数の和:39816

約数の個数: 16

約数和(自身を含む): 487489536

約数和(自身を除く): 99546827

約数列:

[1, 7, 11, 77, 127, 889, 1397, 9779, 39671, 277697, 436381, 3054667, 5038217, 35267519, 55420387, 387942709]

約数ペア:

[(1, 387942709), (7, 55420387), (11, 35267519), (77, 5038217), (127, 3054667), (889, 436381), (1397, 277697), (9779, 39671)]