25111748

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 45168984

約数和(自身を除く): 20057236

約数列:

[1, 2, 4, 61, 97, 122, 194, 244, 388, 1061, 2122, 4244, 5917, 11834, 23668, 64721, 102917, 129442, 205834, 258884, 411668, 6277937, 12555874, 25111748]

約数ペア:

[(1, 25111748), (2, 12555874), (4, 6277937), (61, 411668), (97, 258884), (122, 205834), (194, 129442), (244, 102917), (388, 64721), (1061, 23668), (2122, 11834), (4244, 5917)]