156931668789

素因数分解:

$3^1\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{5490769}}^1$

素因数の和:5492140

約数の個数: 16

約数和(自身を含む): 239309719680

約数和(自身を除く): 82378050891

約数列:

[1, 3, 7, 21, 1361, 4083, 9527, 28581, 5490769, 16472307, 38435383, 115306149, 7472936609, 22418809827, 52310556263, 156931668789]

約数ペア:

[(1, 156931668789), (3, 52310556263), (7, 22418809827), (21, 7472936609), (1361, 115306149), (4083, 38435383), (9527, 16472307), (28581, 5490769)]