27890523

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{10723}}^1$

素因数の和:10763

約数の個数: 18

約数和(自身を含む): 42799484

約数和(自身を除く): 14908961

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 10723, 32169, 96507, 182291, 546873, 1640619, 3098947, 9296841, 27890523]

約数ペア:

[(1, 27890523), (3, 9296841), (9, 3098947), (17, 1640619), (51, 546873), (153, 182291), (289, 96507), (867, 32169), (2601, 10723)]