28109744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{907}}^1$

素因数の和:1077

約数の個数: 40

約数和(自身を含む): 59110800

約数和(自身を除く): 31001056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 149, 208, 298, 596, 907, 1192, 1814, 1937, 2384, 3628, 3874, 7256, 7748, 11791, 14512, 15496, 23582, 30992, 47164, 94328, 135143, 188656, 270286, 540572, 1081144, 1756859, 2162288, 3513718, 7027436, 14054872, 28109744]

約数ペア:

[(1, 28109744), (2, 14054872), (4, 7027436), (8, 3513718), (13, 2162288), (16, 1756859), (26, 1081144), (52, 540572), (104, 270286), (149, 188656), (208, 135143), (298, 94328), (596, 47164), (907, 30992), (1192, 23582), (1814, 15496), (1937, 14512), (2384, 11791), (3628, 7748), (3874, 7256)]