213137554

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{114467}}^1$

素因数の和:114502

約数の個数: 24

約数和(自身を含む): 391480560

約数和(自身を除く): 178343006

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 114467, 228934, 801269, 1602538, 2174873, 4349746, 5608883, 11217766, 15224111, 30448222, 106568777, 213137554]

約数ペア:

[(1, 213137554), (2, 106568777), (7, 30448222), (14, 15224111), (19, 11217766), (38, 5608883), (49, 4349746), (98, 2174873), (133, 1602538), (266, 801269), (931, 228934), (1862, 114467)]