77728826

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{43717}}^1$

素因数の和:43853

約数の個数: 16

約数和(自身を含む): 134301696

約数和(自身を除く): 56572870

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 43717, 87434, 306019, 612038, 5552059, 11104118, 38864413, 77728826]

約数ペア:

[(1, 77728826), (2, 38864413), (7, 11104118), (14, 5552059), (127, 612038), (254, 306019), (889, 87434), (1778, 43717)]