320199341

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2531}}^1$

素因数の和:2633

約数の個数: 32

約数和(自身を含む): 420028416

約数和(自身を除く): 99829075

約数列:

[1, 7, 11, 31, 53, 77, 217, 341, 371, 583, 1643, 2387, 2531, 4081, 11501, 17717, 18073, 27841, 78461, 126511, 134143, 194887, 549227, 863071, 939001, 1475573, 4158433, 6041497, 10329011, 29109031, 45742763, 320199341]

約数ペア:

[(1, 320199341), (7, 45742763), (11, 29109031), (31, 10329011), (53, 6041497), (77, 4158433), (217, 1475573), (341, 939001), (371, 863071), (583, 549227), (1643, 194887), (2387, 134143), (2531, 126511), (4081, 78461), (11501, 27841), (17717, 18073)]