28707748

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{1181}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 51629760

約数和(自身を除く): 22922012

約数列:

[1, 2, 4, 59, 103, 118, 206, 236, 412, 1181, 2362, 4724, 6077, 12154, 24308, 69679, 121643, 139358, 243286, 278716, 486572, 7176937, 14353874, 28707748]

約数ペア:

[(1, 28707748), (2, 14353874), (4, 7176937), (59, 486572), (103, 278716), (118, 243286), (206, 139358), (236, 121643), (412, 69679), (1181, 24308), (2362, 12154), (4724, 6077)]