13481391

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3433}}^1$

素因数の和:3471

約数の個数: 32

約数和(自身を含む): 23735808

約数和(自身を除く): 10254417

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3433, 3927, 10299, 24031, 37763, 58361, 72093, 113289, 175083, 264341, 408527, 641971, 793023, 1225581, 1925913, 4493797, 13481391]

約数ペア:

[(1, 13481391), (3, 4493797), (7, 1925913), (11, 1225581), (17, 793023), (21, 641971), (33, 408527), (51, 264341), (77, 175083), (119, 113289), (187, 72093), (231, 58361), (357, 37763), (561, 24031), (1309, 10299), (3433, 3927)]