131437943

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{4211}}^1$

素因数の和:4252

約数の個数: 20

約数和(自身を含む): 165169368

約数和(自身を除く): 33731425

約数列:

[1, 7, 13, 49, 91, 343, 637, 2401, 4211, 4459, 29477, 31213, 54743, 206339, 383201, 1444373, 2682407, 10110611, 18776849, 131437943]

約数ペア:

[(1, 131437943), (7, 18776849), (13, 10110611), (49, 2682407), (91, 1444373), (343, 383201), (637, 206339), (2401, 54743), (4211, 31213), (4459, 29477)]