257001276

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{437077}}^1$

素因数の和:437098

約数の個数: 36

約数和(自身を含む): 697576488

約数和(自身を除く): 440575212

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 437077, 874154, 1311231, 1748308, 2622462, 3059539, 5244924, 6119078, 9178617, 12238156, 18357234, 21416773, 36714468, 42833546, 64250319, 85667092, 128500638, 257001276]

約数ペア:

[(1, 257001276), (2, 128500638), (3, 85667092), (4, 64250319), (6, 42833546), (7, 36714468), (12, 21416773), (14, 18357234), (21, 12238156), (28, 9178617), (42, 6119078), (49, 5244924), (84, 3059539), (98, 2622462), (147, 1748308), (196, 1311231), (294, 874154), (588, 437077)]