31873191

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 50823168

約数和(自身を除く): 18949977

約数列:

[1, 3, 7, 21, 43, 47, 129, 141, 301, 329, 751, 903, 987, 2021, 2253, 5257, 6063, 14147, 15771, 32293, 35297, 42441, 96879, 105891, 226051, 247079, 678153, 741237, 1517771, 4553313, 10624397, 31873191]

約数ペア:

[(1, 31873191), (3, 10624397), (7, 4553313), (21, 1517771), (43, 741237), (47, 678153), (129, 247079), (141, 226051), (301, 105891), (329, 96879), (751, 42441), (903, 35297), (987, 32293), (2021, 15771), (2253, 14147), (5257, 6063)]