205758756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{3253}}^1$

素因数の和:3521

約数の個数: 72

約数和(自身を含む): 596965824

約数和(自身を除く): 391207068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 251, 252, 502, 753, 1004, 1506, 1757, 2259, 3012, 3253, 3514, 4518, 5271, 6506, 7028, 9036, 9759, 10542, 13012, 15813, 19518, 21084, 22771, 29277, 31626, 39036, 45542, 58554, 63252, 68313, 91084, 117108, 136626, 204939, 273252, 409878, 816503, 819756, 1633006, 2449509, 3266012, 4899018, 5715521, 7348527, 9798036, 11431042, 14697054, 17146563, 22862084, 29394108, 34293126, 51439689, 68586252, 102879378, 205758756]

約数ペア:

[(1, 205758756), (2, 102879378), (3, 68586252), (4, 51439689), (6, 34293126), (7, 29394108), (9, 22862084), (12, 17146563), (14, 14697054), (18, 11431042), (21, 9798036), (28, 7348527), (36, 5715521), (42, 4899018), (63, 3266012), (84, 2449509), (126, 1633006), (251, 819756), (252, 816503), (502, 409878), (753, 273252), (1004, 204939), (1506, 136626), (1757, 117108), (2259, 91084), (3012, 68313), (3253, 63252), (3514, 58554), (4518, 45542), (5271, 39036), (6506, 31626), (7028, 29277), (9036, 22771), (9759, 21084), (10542, 19518), (13012, 15813)]