391405476

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:530

約数の個数: 144

約数和(自身を含む): 1162007168

約数和(自身を除く): 770601692

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 97, 121, 132, 154, 194, 231, 242, 291, 308, 363, 388, 397, 462, 484, 582, 679, 726, 794, 847, 924, 1067, 1164, 1191, 1358, 1452, 1588, 1694, 2037, 2134, 2382, 2541, 2716, 2779, 3201, 3388, 4074, 4268, 4367, 4764, 5082, 5558, 6402, 7469, 8148, 8337, 8734, 10164, 11116, 11737, 12804, 13101, 14938, 16674, 17468, 22407, 23474, 26202, 29876, 30569, 33348, 35211, 38509, 44814, 46948, 48037, 52404, 61138, 70422, 77018, 82159, 89628, 91707, 96074, 115527, 122276, 140844, 144111, 154036, 164318, 183414, 192148, 231054, 246477, 269563, 288222, 328636, 336259, 366828, 423599, 462108, 492954, 539126, 576444, 672518, 808689, 847198, 985908, 1008777, 1078252, 1270797, 1345036, 1617378, 1694396, 2017554, 2541594, 2965193, 3234756, 4035108, 4659589, 5083188, 5930386, 8895579, 9319178, 11860772, 13978767, 17791158, 18638356, 27957534, 32617123, 35582316, 55915068, 65234246, 97851369, 130468492, 195702738, 391405476]

約数ペア:

[(1, 391405476), (2, 195702738), (3, 130468492), (4, 97851369), (6, 65234246), (7, 55915068), (11, 35582316), (12, 32617123), (14, 27957534), (21, 18638356), (22, 17791158), (28, 13978767), (33, 11860772), (42, 9319178), (44, 8895579), (66, 5930386), (77, 5083188), (84, 4659589), (97, 4035108), (121, 3234756), (132, 2965193), (154, 2541594), (194, 2017554), (231, 1694396), (242, 1617378), (291, 1345036), (308, 1270797), (363, 1078252), (388, 1008777), (397, 985908), (462, 847198), (484, 808689), (582, 672518), (679, 576444), (726, 539126), (794, 492954), (847, 462108), (924, 423599), (1067, 366828), (1164, 336259), (1191, 328636), (1358, 288222), (1452, 269563), (1588, 246477), (1694, 231054), (2037, 192148), (2134, 183414), (2382, 164318), (2541, 154036), (2716, 144111), (2779, 140844), (3201, 122276), (3388, 115527), (4074, 96074), (4268, 91707), (4367, 89628), (4764, 82159), (5082, 77018), (5558, 70422), (6402, 61138), (7469, 52404), (8148, 48037), (8337, 46948), (8734, 44814), (10164, 38509), (11116, 35211), (11737, 33348), (12804, 30569), (13101, 29876), (14938, 26202), (16674, 23474), (17468, 22407)]