82721156

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{128449}}^1$

素因数の和:128483

約数の個数: 24

約数和(自身を含む): 172636800

約数和(自身を除く): 89915644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 128449, 256898, 513796, 899143, 1798286, 2954327, 3596572, 5908654, 11817308, 20680289, 41360578, 82721156]

約数ペア:

[(1, 82721156), (2, 41360578), (4, 20680289), (7, 11817308), (14, 5908654), (23, 3596572), (28, 2954327), (46, 1798286), (92, 899143), (161, 513796), (322, 256898), (644, 128449)]