128514688

素因数分解:

$2^7\times {\mathrm{227}}^1\times {\mathrm{4423}}^1$

素因数の和:4664

約数の個数: 32

約数和(自身を含む): 257211360

約数和(自身を除く): 128696672

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 227, 454, 908, 1816, 3632, 4423, 7264, 8846, 14528, 17692, 29056, 35384, 70768, 141536, 283072, 566144, 1004021, 2008042, 4016084, 8032168, 16064336, 32128672, 64257344, 128514688]

約数ペア:

[(1, 128514688), (2, 64257344), (4, 32128672), (8, 16064336), (16, 8032168), (32, 4016084), (64, 2008042), (128, 1004021), (227, 566144), (454, 283072), (908, 141536), (1816, 70768), (3632, 35384), (4423, 29056), (7264, 17692), (8846, 14528)]