28158392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1051}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 56239920

約数和(自身を除く): 28081528

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 394, 788, 1051, 1576, 2102, 3349, 4204, 6698, 8408, 13396, 17867, 26792, 35734, 71468, 142936, 207047, 414094, 828188, 1656376, 3519799, 7039598, 14079196, 28158392]

約数ペア:

[(1, 28158392), (2, 14079196), (4, 7039598), (8, 3519799), (17, 1656376), (34, 828188), (68, 414094), (136, 207047), (197, 142936), (394, 71468), (788, 35734), (1051, 26792), (1576, 17867), (2102, 13396), (3349, 8408), (4204, 6698)]