128169153

素因数分解:

$3^2\times 7^3\times {\mathrm{41519}}^1$

素因数の和:41546

約数の個数: 24

約数和(自身を含む): 215904000

約数和(自身を除く): 87734847

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 41519, 124557, 290633, 373671, 871899, 2034431, 2615697, 6103293, 14241017, 18309879, 42723051, 128169153]

約数ペア:

[(1, 128169153), (3, 42723051), (7, 18309879), (9, 14241017), (21, 6103293), (49, 2615697), (63, 2034431), (147, 871899), (343, 373671), (441, 290633), (1029, 124557), (3087, 41519)]