31845138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{408271}}^1$

素因数の和:408289

約数の個数: 16

約数和(自身を含む): 68589696

約数和(自身を除く): 36744558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 408271, 816542, 1224813, 2449626, 5307523, 10615046, 15922569, 31845138]

約数ペア:

[(1, 31845138), (2, 15922569), (3, 10615046), (6, 5307523), (13, 2449626), (26, 1224813), (39, 816542), (78, 408271)]