81508196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{264637}}^1$

素因数の和:264659

約数の個数: 24

約数和(自身を含む): 177836736

約数和(自身を除く): 96328540

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 264637, 529274, 1058548, 1852459, 2911007, 3704918, 5822014, 7409836, 11644028, 20377049, 40754098, 81508196]

約数ペア:

[(1, 81508196), (2, 40754098), (4, 20377049), (7, 11644028), (11, 7409836), (14, 5822014), (22, 3704918), (28, 2911007), (44, 1852459), (77, 1058548), (154, 529274), (308, 264637)]