28102048

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1637

約数の個数: 48

約数和(自身を含む): 61006176

約数和(自身を除く): 32904128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 1571, 2236, 3142, 4472, 6284, 8944, 12568, 17888, 20423, 25136, 40846, 50272, 67553, 81692, 135106, 163384, 270212, 326768, 540424, 653536, 878189, 1080848, 1756378, 2161696, 3512756, 7025512, 14051024, 28102048]

約数ペア:

[(1, 28102048), (2, 14051024), (4, 7025512), (8, 3512756), (13, 2161696), (16, 1756378), (26, 1080848), (32, 878189), (43, 653536), (52, 540424), (86, 326768), (104, 270212), (172, 163384), (208, 135106), (344, 81692), (416, 67553), (559, 50272), (688, 40846), (1118, 25136), (1376, 20423), (1571, 17888), (2236, 12568), (3142, 8944), (4472, 6284)]