87213728

素因数分解:

$2^5\times 7^2\times {\mathrm{55621}}^1$

素因数の和:55645

約数の個数: 36

約数和(自身を含む): 199738602

約数和(自身を除く): 112524874

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 55621, 111242, 222484, 389347, 444968, 778694, 889936, 1557388, 1779872, 2725429, 3114776, 5450858, 6229552, 10901716, 12459104, 21803432, 43606864, 87213728]

約数ペア:

[(1, 87213728), (2, 43606864), (4, 21803432), (7, 12459104), (8, 10901716), (14, 6229552), (16, 5450858), (28, 3114776), (32, 2725429), (49, 1779872), (56, 1557388), (98, 889936), (112, 778694), (196, 444968), (224, 389347), (392, 222484), (784, 111242), (1568, 55621)]