277657359

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{4397}}^1$

素因数の和:4535

約数の個数: 32

約数和(自身を含む): 441348096

約数和(自身を除く): 163690737

約数列:

[1, 3, 7, 21, 31, 93, 97, 217, 291, 651, 679, 2037, 3007, 4397, 9021, 13191, 21049, 30779, 63147, 92337, 136307, 408921, 426509, 954149, 1279527, 2862447, 2985563, 8956689, 13221779, 39665337, 92552453, 277657359]

約数ペア:

[(1, 277657359), (3, 92552453), (7, 39665337), (21, 13221779), (31, 8956689), (93, 2985563), (97, 2862447), (217, 1279527), (291, 954149), (651, 426509), (679, 408921), (2037, 136307), (3007, 92337), (4397, 63147), (9021, 30779), (13191, 21049)]