858556042

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{21649}}^1$

素因数の和:21981

約数の個数: 16

約数和(自身を含む): 1309392000

約数和(自身を除く): 450835958

約数列:

[1, 2, 79, 158, 251, 502, 19829, 21649, 39658, 43298, 1710271, 3420542, 5433899, 10867798, 429278021, 858556042]

約数ペア:

[(1, 858556042), (2, 429278021), (79, 10867798), (158, 5433899), (251, 3420542), (502, 1710271), (19829, 43298), (21649, 39658)]