256213426

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{10061}}^1$

素因数の和:10194

約数の個数: 32

約数和(自身を含む): 469452672

約数和(自身を除く): 213239246

約数列:

[1, 2, 7, 14, 17, 34, 107, 119, 214, 238, 749, 1498, 1819, 3638, 10061, 12733, 20122, 25466, 70427, 140854, 171037, 342074, 1076527, 1197259, 2153054, 2394518, 7535689, 15071378, 18300959, 36601918, 128106713, 256213426]

約数ペア:

[(1, 256213426), (2, 128106713), (7, 36601918), (14, 18300959), (17, 15071378), (34, 7535689), (107, 2394518), (119, 2153054), (214, 1197259), (238, 1076527), (749, 342074), (1498, 171037), (1819, 140854), (3638, 70427), (10061, 25466), (12733, 20122)]