30317287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 42061824

約数和(自身を除く): 11744537

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 977, 1001, 2387, 2821, 4433, 6839, 10747, 12701, 30287, 31031, 75229, 88907, 139711, 212009, 333157, 393731, 977977, 2332099, 2756117, 4331041, 30317287]

約数ペア:

[(1, 30317287), (7, 4331041), (11, 2756117), (13, 2332099), (31, 977977), (77, 393731), (91, 333157), (143, 212009), (217, 139711), (341, 88907), (403, 75229), (977, 31031), (1001, 30287), (2387, 12701), (2821, 10747), (4433, 6839)]