249665364

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{4721}}^1$

素因数の和:4857

約数の個数: 72

約数和(自身を含む): 685804392

約数和(自身を除く): 436139028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 113, 117, 156, 226, 234, 339, 452, 468, 678, 1017, 1356, 1469, 2034, 2938, 4068, 4407, 4721, 5876, 8814, 9442, 13221, 14163, 17628, 18884, 26442, 28326, 42489, 52884, 56652, 61373, 84978, 122746, 169956, 184119, 245492, 368238, 533473, 552357, 736476, 1066946, 1104714, 1600419, 2133892, 2209428, 3200838, 4801257, 6401676, 6935149, 9602514, 13870298, 19205028, 20805447, 27740596, 41610894, 62416341, 83221788, 124832682, 249665364]

約数ペア:

[(1, 249665364), (2, 124832682), (3, 83221788), (4, 62416341), (6, 41610894), (9, 27740596), (12, 20805447), (13, 19205028), (18, 13870298), (26, 9602514), (36, 6935149), (39, 6401676), (52, 4801257), (78, 3200838), (113, 2209428), (117, 2133892), (156, 1600419), (226, 1104714), (234, 1066946), (339, 736476), (452, 552357), (468, 533473), (678, 368238), (1017, 245492), (1356, 184119), (1469, 169956), (2034, 122746), (2938, 84978), (4068, 61373), (4407, 56652), (4721, 52884), (5876, 42489), (8814, 28326), (9442, 26442), (13221, 18884), (14163, 17628)]