81022312

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{6857}}^1$

素因数の和:7081

約数の個数: 32

約数和(自身を含む): 174467520

約数和(自身を除く): 93445208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1688, 2954, 5908, 6857, 11816, 13714, 27428, 47999, 54856, 95998, 191996, 383992, 1446827, 2893654, 5787308, 10127789, 11574616, 20255578, 40511156, 81022312]

約数ペア:

[(1, 81022312), (2, 40511156), (4, 20255578), (7, 11574616), (8, 10127789), (14, 5787308), (28, 2893654), (56, 1446827), (211, 383992), (422, 191996), (844, 95998), (1477, 54856), (1688, 47999), (2954, 27428), (5908, 13714), (6857, 11816)]