28031094

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 75915840

約数和(自身を除く): 47884746

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 109, 117, 126, 157, 182, 218, 234, 273, 314, 327, 471, 546, 654, 763, 819, 942, 981, 1099, 1413, 1417, 1526, 1638, 1962, 2041, 2198, 2289, 2826, 2834, 3297, 4082, 4251, 4578, 6123, 6594, 6867, 8502, 9891, 9919, 12246, 12753, 13734, 14287, 17113, 18369, 19782, 19838, 25506, 28574, 29757, 34226, 36738, 42861, 51339, 59514, 85722, 89271, 102678, 119791, 128583, 154017, 178542, 222469, 239582, 257166, 308034, 359373, 444938, 667407, 718746, 1078119, 1334814, 1557283, 2002221, 2156238, 3114566, 4004442, 4671849, 9343698, 14015547, 28031094]

約数ペア:

[(1, 28031094), (2, 14015547), (3, 9343698), (6, 4671849), (7, 4004442), (9, 3114566), (13, 2156238), (14, 2002221), (18, 1557283), (21, 1334814), (26, 1078119), (39, 718746), (42, 667407), (63, 444938), (78, 359373), (91, 308034), (109, 257166), (117, 239582), (126, 222469), (157, 178542), (182, 154017), (218, 128583), (234, 119791), (273, 102678), (314, 89271), (327, 85722), (471, 59514), (546, 51339), (654, 42861), (763, 36738), (819, 34226), (942, 29757), (981, 28574), (1099, 25506), (1413, 19838), (1417, 19782), (1526, 18369), (1638, 17113), (1962, 14287), (2041, 13734), (2198, 12753), (2289, 12246), (2826, 9919), (2834, 9891), (3297, 8502), (4082, 6867), (4251, 6594), (4578, 6123)]