42943439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 57024000

約数和(自身を除く): 14080561

約数列:

[1, 7, 11, 19, 77, 133, 149, 197, 209, 1043, 1379, 1463, 1639, 2167, 2831, 3743, 11473, 15169, 19817, 26201, 29353, 31141, 41173, 205471, 217987, 288211, 322883, 557707, 2260181, 3903949, 6134777, 42943439]

約数ペア:

[(1, 42943439), (7, 6134777), (11, 3903949), (19, 2260181), (77, 557707), (133, 322883), (149, 288211), (197, 217987), (209, 205471), (1043, 41173), (1379, 31141), (1463, 29353), (1639, 26201), (2167, 19817), (2831, 15169), (3743, 11473)]