51001377

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 88657920

約数和(自身を除く): 37656543

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 73, 103, 119, 133, 219, 309, 323, 357, 399, 511, 721, 969, 1241, 1387, 1533, 1751, 1957, 2163, 2261, 3723, 4161, 5253, 5871, 6783, 7519, 8687, 9709, 12257, 13699, 22557, 23579, 26061, 29127, 33269, 36771, 41097, 52633, 70737, 99807, 127823, 142861, 157899, 165053, 232883, 383469, 428583, 495159, 698649, 894761, 1000027, 2428637, 2684283, 3000081, 7285911, 17000459, 51001377]

約数ペア:

[(1, 51001377), (3, 17000459), (7, 7285911), (17, 3000081), (19, 2684283), (21, 2428637), (51, 1000027), (57, 894761), (73, 698649), (103, 495159), (119, 428583), (133, 383469), (219, 232883), (309, 165053), (323, 157899), (357, 142861), (399, 127823), (511, 99807), (721, 70737), (969, 52633), (1241, 41097), (1387, 36771), (1533, 33269), (1751, 29127), (1957, 26061), (2163, 23579), (2261, 22557), (3723, 13699), (4161, 12257), (5253, 9709), (5871, 8687), (6783, 7519)]