31397366

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15683}}^1$

素因数の和:15716

約数の個数: 32

約数和(自身を含む): 63237888

約数和(自身を除く): 31840522

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 15683, 31366, 109781, 172513, 203879, 219562, 345026, 407758, 1207591, 1427153, 2242669, 2415182, 2854306, 4485338, 15698683, 31397366]

約数ペア:

[(1, 31397366), (2, 15698683), (7, 4485338), (11, 2854306), (13, 2415182), (14, 2242669), (22, 1427153), (26, 1207591), (77, 407758), (91, 345026), (143, 219562), (154, 203879), (182, 172513), (286, 109781), (1001, 31366), (2002, 15683)]