131283456

素因数分解:

$2^9\times 3^1\times {\mathrm{127}}^1\times {\mathrm{673}}^1$

素因数の和:821

約数の個数: 80

約数和(自身を含む): 353025024

約数和(自身を除く): 221741568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 254, 256, 381, 384, 508, 512, 673, 762, 768, 1016, 1346, 1524, 1536, 2019, 2032, 2692, 3048, 4038, 4064, 5384, 6096, 8076, 8128, 10768, 12192, 16152, 16256, 21536, 24384, 32304, 32512, 43072, 48768, 64608, 65024, 85471, 86144, 97536, 129216, 170942, 172288, 195072, 256413, 258432, 341884, 344576, 512826, 516864, 683768, 1025652, 1033728, 1367536, 2051304, 2735072, 4102608, 5470144, 8205216, 10940288, 16410432, 21880576, 32820864, 43761152, 65641728, 131283456]

約数ペア:

[(1, 131283456), (2, 65641728), (3, 43761152), (4, 32820864), (6, 21880576), (8, 16410432), (12, 10940288), (16, 8205216), (24, 5470144), (32, 4102608), (48, 2735072), (64, 2051304), (96, 1367536), (127, 1033728), (128, 1025652), (192, 683768), (254, 516864), (256, 512826), (381, 344576), (384, 341884), (508, 258432), (512, 256413), (673, 195072), (762, 172288), (768, 170942), (1016, 129216), (1346, 97536), (1524, 86144), (1536, 85471), (2019, 65024), (2032, 64608), (2692, 48768), (3048, 43072), (4038, 32512), (4064, 32304), (5384, 24384), (6096, 21536), (8076, 16256), (8128, 16152), (10768, 12192)]