1388971922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{2089}}^1$

素因数の和:2450

約数の個数: 32

約数和(自身を含む): 2275257600

約数和(自身を除く): 886285678

約数列:

[1, 2, 13, 26, 107, 214, 239, 478, 1391, 2089, 2782, 3107, 4178, 6214, 25573, 27157, 51146, 54314, 223523, 332449, 447046, 499271, 664898, 998542, 2905799, 5811598, 6490523, 12981046, 53421997, 106843994, 694485961, 1388971922]

約数ペア:

[(1, 1388971922), (2, 694485961), (13, 106843994), (26, 53421997), (107, 12981046), (214, 6490523), (239, 5811598), (478, 2905799), (1391, 998542), (2089, 664898), (2782, 499271), (3107, 447046), (4178, 332449), (6214, 223523), (25573, 54314), (27157, 51146)]