77861896

素因数分解:

$2^3\times 7^1\times {\mathrm{1390391}}^1$

素因数の和:1390404

約数の個数: 16

約数和(自身を含む): 166847040

約数和(自身を除く): 88985144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1390391, 2780782, 5561564, 9732737, 11123128, 19465474, 38930948, 77861896]

約数ペア:

[(1, 77861896), (2, 38930948), (4, 19465474), (7, 11123128), (8, 9732737), (14, 5561564), (28, 2780782), (56, 1390391)]