40521351

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 60535552

約数和(自身を除く): 20014201

約数列:

[1, 3, 13, 39, 43, 73, 129, 219, 331, 559, 949, 993, 1677, 2847, 3139, 4303, 9417, 12909, 14233, 24163, 40807, 42699, 72489, 122421, 185029, 314119, 555087, 942357, 1039009, 3117027, 13507117, 40521351]

約数ペア:

[(1, 40521351), (3, 13507117), (13, 3117027), (39, 1039009), (43, 942357), (73, 555087), (129, 314119), (219, 185029), (331, 122421), (559, 72489), (949, 42699), (993, 40807), (1677, 24163), (2847, 14233), (3139, 12909), (4303, 9417)]