30904861

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 36681984

約数和(自身を除く): 5777123

約数列:

[1, 13, 17, 31, 169, 221, 347, 403, 527, 2873, 4511, 5239, 5899, 6851, 10757, 58643, 76687, 89063, 139841, 182869, 996931, 1817933, 2377297, 30904861]

約数ペア:

[(1, 30904861), (13, 2377297), (17, 1817933), (31, 996931), (169, 182869), (221, 139841), (347, 89063), (403, 76687), (527, 58643), (2873, 10757), (4511, 6851), (5239, 5899)]