2015449911

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 3207168000

約数和(自身を除く): 1191718089

約数列:

[1, 3, 9, 23, 27, 47, 69, 141, 199, 207, 347, 423, 597, 621, 1041, 1081, 1269, 1791, 3123, 3243, 4577, 5373, 7981, 9353, 9369, 9729, 13731, 16309, 23943, 28059, 29187, 41193, 48927, 69053, 71829, 84177, 123579, 146781, 207159, 215119, 215487, 252531, 375107, 440343, 621477, 645357, 1125321, 1588219, 1864431, 1936071, 3245491, 3375963, 4764657, 5808213, 9736473, 10127889, 14293971, 29209419, 42881913, 74646293, 87628257, 223938879, 671816637, 2015449911]

約数ペア:

[(1, 2015449911), (3, 671816637), (9, 223938879), (23, 87628257), (27, 74646293), (47, 42881913), (69, 29209419), (141, 14293971), (199, 10127889), (207, 9736473), (347, 5808213), (423, 4764657), (597, 3375963), (621, 3245491), (1041, 1936071), (1081, 1864431), (1269, 1588219), (1791, 1125321), (3123, 645357), (3243, 621477), (4577, 440343), (5373, 375107), (7981, 252531), (9353, 215487), (9369, 215119), (9729, 207159), (13731, 146781), (16309, 123579), (23943, 84177), (28059, 71829), (29187, 69053), (41193, 48927)]