47379507

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 75018240

約数和(自身を除く): 27638733

約数列:

[1, 3, 7, 21, 43, 71, 129, 213, 301, 497, 739, 903, 1491, 2217, 3053, 5173, 9159, 15519, 21371, 31777, 52469, 64113, 95331, 157407, 222439, 367283, 667317, 1101849, 2256167, 6768501, 15793169, 47379507]

約数ペア:

[(1, 47379507), (3, 15793169), (7, 6768501), (21, 2256167), (43, 1101849), (71, 667317), (129, 367283), (213, 222439), (301, 157407), (497, 95331), (739, 64113), (903, 52469), (1491, 31777), (2217, 21371), (3053, 15519), (5173, 9159)]