256875003

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:982

約数の個数: 96

約数和(自身を含む): 508896000

約数和(自身を除く): 252020997

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 49, 57, 63, 77, 99, 133, 147, 171, 189, 209, 231, 297, 399, 441, 513, 539, 627, 693, 929, 931, 1197, 1323, 1463, 1617, 1881, 2079, 2787, 2793, 3591, 4389, 4851, 5643, 6503, 8361, 8379, 10219, 10241, 13167, 14553, 17651, 19509, 25083, 25137, 30657, 30723, 39501, 45521, 52953, 58527, 71533, 91971, 92169, 123557, 136563, 158859, 175581, 194161, 214599, 275913, 276507, 370671, 409689, 476577, 500731, 582483, 643797, 864899, 1112013, 1229067, 1359127, 1502193, 1747449, 1931391, 2594697, 3336039, 4077381, 4506579, 5242347, 7784091, 9513889, 12232143, 13519737, 23352273, 28541667, 36696429, 85625001, 256875003]

約数ペア:

[(1, 256875003), (3, 85625001), (7, 36696429), (9, 28541667), (11, 23352273), (19, 13519737), (21, 12232143), (27, 9513889), (33, 7784091), (49, 5242347), (57, 4506579), (63, 4077381), (77, 3336039), (99, 2594697), (133, 1931391), (147, 1747449), (171, 1502193), (189, 1359127), (209, 1229067), (231, 1112013), (297, 864899), (399, 643797), (441, 582483), (513, 500731), (539, 476577), (627, 409689), (693, 370671), (929, 276507), (931, 275913), (1197, 214599), (1323, 194161), (1463, 175581), (1617, 158859), (1881, 136563), (2079, 123557), (2787, 92169), (2793, 91971), (3591, 71533), (4389, 58527), (4851, 52953), (5643, 45521), (6503, 39501), (8361, 30723), (8379, 30657), (10219, 25137), (10241, 25083), (13167, 19509), (14553, 17651)]