25219017

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{5297}}^1$

素因数の和:5349

約数の個数: 18

約数和(自身を含む): 38087322

約数和(自身を除く): 12868305

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 5297, 15891, 47673, 121831, 365493, 1096479, 2802113, 8406339, 25219017]

約数ペア:

[(1, 25219017), (3, 8406339), (9, 2802113), (23, 1096479), (69, 365493), (207, 121831), (529, 47673), (1587, 15891), (4761, 5297)]