13608819

素因数分解:

$3^2\times 7^2\times {\mathrm{30859}}^1$

素因数の和:30879

約数の個数: 18

約数和(自身を含む): 22867260

約数和(自身を除く): 9258441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 30859, 92577, 216013, 277731, 648039, 1512091, 1944117, 4536273, 13608819]

約数ペア:

[(1, 13608819), (3, 4536273), (7, 1944117), (9, 1512091), (21, 648039), (49, 277731), (63, 216013), (147, 92577), (441, 30859)]