261735538

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{14627}}^1$

素因数の和:15041

約数の個数: 16

約数和(自身を含む): 410754240

約数和(自身を除く): 149018702

約数列:

[1, 2, 23, 46, 389, 778, 8947, 14627, 17894, 29254, 336421, 672842, 5689903, 11379806, 130867769, 261735538]

約数ペア:

[(1, 261735538), (2, 130867769), (23, 11379806), (46, 5689903), (389, 672842), (778, 336421), (8947, 29254), (14627, 17894)]