2889428

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 5255712

約数和(自身を除く): 2366284

約数列:

[1, 2, 4, 43, 86, 107, 157, 172, 214, 314, 428, 628, 4601, 6751, 9202, 13502, 16799, 18404, 27004, 33598, 67196, 722357, 1444714, 2889428]

約数ペア:

[(1, 2889428), (2, 1444714), (4, 722357), (43, 67196), (86, 33598), (107, 27004), (157, 18404), (172, 16799), (214, 13502), (314, 9202), (428, 6751), (628, 4601)]