81185468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223037}}^1$

素因数の和:223061

約数の個数: 24

約数和(自身を含む): 174861792

約数和(自身を除く): 93676324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 223037, 446074, 892148, 1561259, 2899481, 3122518, 5798962, 6245036, 11597924, 20296367, 40592734, 81185468]

約数ペア:

[(1, 81185468), (2, 40592734), (4, 20296367), (7, 11597924), (13, 6245036), (14, 5798962), (26, 3122518), (28, 2899481), (52, 1561259), (91, 892148), (182, 446074), (364, 223037)]