491085378

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{30689}}^1$

素因数の和:30831

約数の個数: 48

約数和(自身を含む): 1225635840

約数和(自身を除く): 734550462

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 1143, 1778, 2286, 2667, 5334, 8001, 16002, 30689, 61378, 92067, 184134, 214823, 276201, 429646, 552402, 644469, 1288938, 1933407, 3866814, 3897503, 7795006, 11692509, 23385018, 27282521, 35077527, 54565042, 70155054, 81847563, 163695126, 245542689, 491085378]

約数ペア:

[(1, 491085378), (2, 245542689), (3, 163695126), (6, 81847563), (7, 70155054), (9, 54565042), (14, 35077527), (18, 27282521), (21, 23385018), (42, 11692509), (63, 7795006), (126, 3897503), (127, 3866814), (254, 1933407), (381, 1288938), (762, 644469), (889, 552402), (1143, 429646), (1778, 276201), (2286, 214823), (2667, 184134), (5334, 92067), (8001, 61378), (16002, 30689)]