28812771

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2767}}^1$

素因数の和:2875

約数の個数: 24

約数和(自身を含む): 45339840

約数和(自身を除く): 16527069

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 2767, 3471, 8301, 10413, 24903, 35971, 107913, 246263, 323739, 738789, 2216367, 3201419, 9604257, 28812771]

約数ペア:

[(1, 28812771), (3, 9604257), (9, 3201419), (13, 2216367), (39, 738789), (89, 323739), (117, 246263), (267, 107913), (801, 35971), (1157, 24903), (2767, 10413), (3471, 8301)]