2776491

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 4561920

約数和(自身を除く): 1785429

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 263, 391, 459, 621, 789, 1173, 2367, 3519, 4471, 6049, 7101, 10557, 13413, 18147, 40239, 54441, 102833, 120717, 163323, 308499, 925497, 2776491]

約数ペア:

[(1, 2776491), (3, 925497), (9, 308499), (17, 163323), (23, 120717), (27, 102833), (51, 54441), (69, 40239), (153, 18147), (207, 13413), (263, 10557), (391, 7101), (459, 6049), (621, 4471), (789, 3519), (1173, 2367)]