256513292

素因数分解:

$2^2\times 7^1\times {\mathrm{953}}^1\times {\mathrm{9613}}^1$

素因数の和:10577

約数の個数: 24

約数和(自身を含む): 513618336

約数和(自身を除く): 257105044

約数列:

[1, 2, 4, 7, 14, 28, 953, 1906, 3812, 6671, 9613, 13342, 19226, 26684, 38452, 67291, 134582, 269164, 9161189, 18322378, 36644756, 64128323, 128256646, 256513292]

約数ペア:

[(1, 256513292), (2, 128256646), (4, 64128323), (7, 36644756), (14, 18322378), (28, 9161189), (953, 269164), (1906, 134582), (3812, 67291), (6671, 38452), (9613, 26684), (13342, 19226)]