81392696

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1861}}^1$

素因数の和:1956

約数の個数: 64

約数和(自身を含む): 193052160

約数和(自身を除く): 111659464

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 142, 154, 284, 308, 497, 568, 616, 781, 994, 1562, 1861, 1988, 3124, 3722, 3976, 5467, 6248, 7444, 10934, 13027, 14888, 20471, 21868, 26054, 40942, 43736, 52108, 81884, 104216, 132131, 143297, 163768, 264262, 286594, 528524, 573188, 924917, 1057048, 1146376, 1453441, 1849834, 2906882, 3699668, 5813764, 7399336, 10174087, 11627528, 20348174, 40696348, 81392696]

約数ペア:

[(1, 81392696), (2, 40696348), (4, 20348174), (7, 11627528), (8, 10174087), (11, 7399336), (14, 5813764), (22, 3699668), (28, 2906882), (44, 1849834), (56, 1453441), (71, 1146376), (77, 1057048), (88, 924917), (142, 573188), (154, 528524), (284, 286594), (308, 264262), (497, 163768), (568, 143297), (616, 132131), (781, 104216), (994, 81884), (1562, 52108), (1861, 43736), (1988, 40942), (3124, 26054), (3722, 21868), (3976, 20471), (5467, 14888), (6248, 13027), (7444, 10934)]