131708288

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{21893}}^1$

素因数の和:21954

約数の個数: 32

約数和(自身を含む): 267982560

約数和(自身を除く): 136274272

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 376, 752, 1504, 3008, 6016, 21893, 43786, 87572, 175144, 350288, 700576, 1028971, 1401152, 2057942, 2802304, 4115884, 8231768, 16463536, 32927072, 65854144, 131708288]

約数ペア:

[(1, 131708288), (2, 65854144), (4, 32927072), (8, 16463536), (16, 8231768), (32, 4115884), (47, 2802304), (64, 2057942), (94, 1401152), (128, 1028971), (188, 700576), (376, 350288), (752, 175144), (1504, 87572), (3008, 43786), (6016, 21893)]