28115901

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3191}}^1$

素因数の和:3297

約数の個数: 24

約数和(自身を含む): 44815680

約数和(自身を除く): 16699779

約数列:

[1, 3, 9, 11, 33, 89, 99, 267, 801, 979, 2937, 3191, 8811, 9573, 28719, 35101, 105303, 283999, 315909, 851997, 2555991, 3123989, 9371967, 28115901]

約数ペア:

[(1, 28115901), (3, 9371967), (9, 3123989), (11, 2555991), (33, 851997), (89, 315909), (99, 283999), (267, 105303), (801, 35101), (979, 28719), (2937, 9573), (3191, 8811)]