25704513

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{5503}}^1$

素因数の和:5685

約数の個数: 16

約数和(自身を含む): 38307840

約数和(自身を除く): 12603327

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 5503, 16509, 49527, 148581, 952019, 2856057, 8568171, 25704513]

約数ペア:

[(1, 25704513), (3, 8568171), (9, 2856057), (27, 952019), (173, 148581), (519, 49527), (1557, 16509), (4671, 5503)]