2581497

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{4157}}^1$

素因数の和:4189

約数の個数: 16

約数和(自身を含む): 3991680

約数和(自身を除く): 1410183

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 4157, 12471, 37413, 95611, 112239, 286833, 860499, 2581497]

約数ペア:

[(1, 2581497), (3, 860499), (9, 286833), (23, 112239), (27, 95611), (69, 37413), (207, 12471), (621, 4157)]