27779248

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2557}}^1$

素因数の和:2669

約数の個数: 40

約数和(自身を含む): 62169632

約数和(自身を除く): 34390384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2557, 2716, 5114, 5432, 10228, 10864, 17899, 20456, 35798, 40912, 71596, 143192, 248029, 286384, 496058, 992116, 1736203, 1984232, 3472406, 3968464, 6944812, 13889624, 27779248]

約数ペア:

[(1, 27779248), (2, 13889624), (4, 6944812), (7, 3968464), (8, 3472406), (14, 1984232), (16, 1736203), (28, 992116), (56, 496058), (97, 286384), (112, 248029), (194, 143192), (388, 71596), (679, 40912), (776, 35798), (1358, 20456), (1552, 17899), (2557, 10864), (2716, 10228), (5114, 5432)]