28804006

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{521}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 54120960

約数和(自身を除く): 25316954

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 359, 521, 718, 1042, 2513, 3647, 3949, 5026, 5731, 7294, 7898, 11462, 27643, 40117, 55286, 80234, 187039, 374078, 1309273, 2057429, 2618546, 4114858, 14402003, 28804006]

約数ペア:

[(1, 28804006), (2, 14402003), (7, 4114858), (11, 2618546), (14, 2057429), (22, 1309273), (77, 374078), (154, 187039), (359, 80234), (521, 55286), (718, 40117), (1042, 27643), (2513, 11462), (3647, 7898), (3949, 7294), (5026, 5731)]