236991391

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{53149}}^1$

素因数の和:53183

約数の個数: 16

約数和(自身を含む): 297640000

約数和(自身を除く): 60648609

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 53149, 372043, 690937, 2604301, 4836559, 18230107, 33855913, 236991391]

約数ペア:

[(1, 236991391), (7, 33855913), (13, 18230107), (49, 4836559), (91, 2604301), (343, 690937), (637, 372043), (4459, 53149)]