1277804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 2470608

約数和(自身を除く): 1192804

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 257, 452, 514, 1028, 1243, 2486, 2827, 4972, 5654, 11308, 29041, 58082, 116164, 319451, 638902, 1277804]

約数ペア:

[(1, 1277804), (2, 638902), (4, 319451), (11, 116164), (22, 58082), (44, 29041), (113, 11308), (226, 5654), (257, 4972), (452, 2827), (514, 2486), (1028, 1243)]