12585728

素因数分解:

$2^8\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:460

約数の個数: 36

約数和(自身を含む): 25349688

約数和(自身を除く): 12763960

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 211, 233, 256, 422, 466, 844, 932, 1688, 1864, 3376, 3728, 6752, 7456, 13504, 14912, 27008, 29824, 49163, 54016, 59648, 98326, 196652, 393304, 786608, 1573216, 3146432, 6292864, 12585728]

約数ペア:

[(1, 12585728), (2, 6292864), (4, 3146432), (8, 1573216), (16, 786608), (32, 393304), (64, 196652), (128, 98326), (211, 59648), (233, 54016), (256, 49163), (422, 29824), (466, 27008), (844, 14912), (932, 13504), (1688, 7456), (1864, 6752), (3376, 3728)]