16890804931

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{5527}}^1$

素因数の和:5672

約数の個数: 64

約数和(自身を含む): 23537074176

約数和(自身を除く): 6646269245

約数列:

[1, 7, 11, 13, 43, 71, 77, 91, 143, 301, 473, 497, 559, 781, 923, 1001, 3053, 3311, 3913, 5467, 5527, 6149, 6461, 10153, 21371, 33583, 38689, 39689, 43043, 60797, 71071, 71851, 235081, 237661, 277823, 392417, 425579, 436579, 502957, 790361, 1663627, 2614271, 2746919, 3056053, 3089593, 4316587, 5101421, 5532527, 16873931, 18299897, 21627151, 30216109, 33985523, 35709947, 56115631, 118117517, 185613241, 219361103, 237898661, 392809417, 1299292687, 1535527721, 2412972133, 16890804931]

約数ペア:

[(1, 16890804931), (7, 2412972133), (11, 1535527721), (13, 1299292687), (43, 392809417), (71, 237898661), (77, 219361103), (91, 185613241), (143, 118117517), (301, 56115631), (473, 35709947), (497, 33985523), (559, 30216109), (781, 21627151), (923, 18299897), (1001, 16873931), (3053, 5532527), (3311, 5101421), (3913, 4316587), (5467, 3089593), (5527, 3056053), (6149, 2746919), (6461, 2614271), (10153, 1663627), (21371, 790361), (33583, 502957), (38689, 436579), (39689, 425579), (43043, 392417), (60797, 277823), (71071, 237661), (71851, 235081)]