81271652

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263869}}^1$

素因数の和:263891

約数の個数: 24

約数和(自身を含む): 177320640

約数和(自身を除く): 96048988

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 263869, 527738, 1055476, 1847083, 2902559, 3694166, 5805118, 7388332, 11610236, 20317913, 40635826, 81271652]

約数ペア:

[(1, 81271652), (2, 40635826), (4, 20317913), (7, 11610236), (11, 7388332), (14, 5805118), (22, 3694166), (28, 2902559), (44, 1847083), (77, 1055476), (154, 527738), (308, 263869)]