1649291238

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{997}}^1$

素因数の和:1722

約数の個数: 96

約数和(自身を含む): 4309443840

約数和(自身を除く): 2660152602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 691, 798, 997, 1197, 1382, 1994, 2073, 2394, 2991, 4146, 4837, 5982, 6219, 6979, 8973, 9674, 12438, 13129, 13958, 14511, 17946, 18943, 20937, 26258, 29022, 37886, 39387, 41874, 43533, 56829, 62811, 78774, 87066, 91903, 113658, 118161, 125622, 132601, 170487, 183806, 236322, 265202, 275709, 340974, 397803, 551418, 688927, 795606, 827127, 1193409, 1377854, 1654254, 2066781, 2386818, 4133562, 4822489, 6200343, 9644978, 12400686, 13089613, 14467467, 26179226, 28934934, 39268839, 43402401, 78537678, 86804802, 91627291, 117806517, 183254582, 235613034, 274881873, 549763746, 824645619, 1649291238]

約数ペア:

[(1, 1649291238), (2, 824645619), (3, 549763746), (6, 274881873), (7, 235613034), (9, 183254582), (14, 117806517), (18, 91627291), (19, 86804802), (21, 78537678), (38, 43402401), (42, 39268839), (57, 28934934), (63, 26179226), (114, 14467467), (126, 13089613), (133, 12400686), (171, 9644978), (266, 6200343), (342, 4822489), (399, 4133562), (691, 2386818), (798, 2066781), (997, 1654254), (1197, 1377854), (1382, 1193409), (1994, 827127), (2073, 795606), (2394, 688927), (2991, 551418), (4146, 397803), (4837, 340974), (5982, 275709), (6219, 265202), (6979, 236322), (8973, 183806), (9674, 170487), (12438, 132601), (13129, 125622), (13958, 118161), (14511, 113658), (17946, 91903), (18943, 87066), (20937, 78774), (26258, 62811), (29022, 56829), (37886, 43533), (39387, 41874)]