78571528

素因数分解:

$2^3\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{1279}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 168652800

約数和(自身を除く): 90081272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1097, 1279, 2194, 2558, 4388, 5116, 7679, 8776, 8953, 10232, 15358, 17906, 30716, 35812, 61432, 71624, 1403063, 2806126, 5612252, 9821441, 11224504, 19642882, 39285764, 78571528]

約数ペア:

[(1, 78571528), (2, 39285764), (4, 19642882), (7, 11224504), (8, 9821441), (14, 5612252), (28, 2806126), (56, 1403063), (1097, 71624), (1279, 61432), (2194, 35812), (2558, 30716), (4388, 17906), (5116, 15358), (7679, 10232), (8776, 8953)]