25880221

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 2113379

約数列:

[1, 23, 47, 89, 269, 1081, 2047, 4183, 6187, 12643, 23941, 96209, 290789, 550643, 1125227, 25880221]

約数ペア:

[(1, 25880221), (23, 1125227), (47, 550643), (89, 290789), (269, 96209), (1081, 23941), (2047, 12643), (4183, 6187)]