81199821

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1\times {\mathrm{1723}}^1$

素因数の和:2432

約数の個数: 16

約数和(自身を含む): 113204736

約数和(自身を除く): 32004915

約数列:

[1, 3, 23, 69, 683, 1723, 2049, 5169, 15709, 39629, 47127, 118887, 1176809, 3530427, 27066607, 81199821]

約数ペア:

[(1, 81199821), (3, 27066607), (23, 3530427), (69, 1176809), (683, 118887), (1723, 47127), (2049, 39629), (5169, 15709)]