25975006

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2163

約数の個数: 16

約数和(自身を含む): 39960000

約数和(自身を除く): 13984994

約数列:

[1, 2, 73, 89, 146, 178, 1999, 3998, 6497, 12994, 145927, 177911, 291854, 355822, 12987503, 25975006]

約数ペア:

[(1, 25975006), (2, 12987503), (73, 355822), (89, 291854), (146, 177911), (178, 145927), (1999, 12994), (3998, 6497)]