13721816

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 26634960

約数和(自身を除く): 12913144

約数列:

[1, 2, 4, 8, 43, 86, 113, 172, 226, 344, 353, 452, 706, 904, 1412, 2824, 4859, 9718, 15179, 19436, 30358, 38872, 39889, 60716, 79778, 121432, 159556, 319112, 1715227, 3430454, 6860908, 13721816]

約数ペア:

[(1, 13721816), (2, 6860908), (4, 3430454), (8, 1715227), (43, 319112), (86, 159556), (113, 121432), (172, 79778), (226, 60716), (344, 39889), (353, 38872), (452, 30358), (706, 19436), (904, 15179), (1412, 9718), (2824, 4859)]