1566887728

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{208807}}^1$

素因数の和:208889

約数の個数: 40

約数和(自身を含む): 3521338112

約数和(自身を除く): 1954450384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 7504, 208807, 417614, 835228, 1461649, 1670456, 2923298, 3340912, 5846596, 11693192, 13990069, 23386384, 27980138, 55960276, 97930483, 111920552, 195860966, 223841104, 391721932, 783443864, 1566887728]

約数ペア:

[(1, 1566887728), (2, 783443864), (4, 391721932), (7, 223841104), (8, 195860966), (14, 111920552), (16, 97930483), (28, 55960276), (56, 27980138), (67, 23386384), (112, 13990069), (134, 11693192), (268, 5846596), (469, 3340912), (536, 2923298), (938, 1670456), (1072, 1461649), (1876, 835228), (3752, 417614), (7504, 208807)]