381583629

素因数分解:

$3^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 675554880

約数和(自身を除く): 293971251

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 73, 81, 147, 189, 219, 243, 439, 441, 511, 567, 657, 1317, 1323, 1533, 1701, 1971, 3073, 3577, 3951, 3969, 4599, 5913, 9219, 10731, 11853, 11907, 13797, 17739, 21511, 27657, 32047, 32193, 35559, 41391, 64533, 82971, 96141, 96579, 106677, 124173, 193599, 224329, 248913, 288423, 289737, 580797, 672987, 746739, 865269, 869211, 1570303, 1742391, 2018961, 2595807, 4710909, 5227173, 6056883, 7787421, 14132727, 18170649, 42398181, 54511947, 127194543, 381583629]

約数ペア:

[(1, 381583629), (3, 127194543), (7, 54511947), (9, 42398181), (21, 18170649), (27, 14132727), (49, 7787421), (63, 6056883), (73, 5227173), (81, 4710909), (147, 2595807), (189, 2018961), (219, 1742391), (243, 1570303), (439, 869211), (441, 865269), (511, 746739), (567, 672987), (657, 580797), (1317, 289737), (1323, 288423), (1533, 248913), (1701, 224329), (1971, 193599), (3073, 124173), (3577, 106677), (3951, 96579), (3969, 96141), (4599, 82971), (5913, 64533), (9219, 41391), (10731, 35559), (11853, 32193), (11907, 32047), (13797, 27657), (17739, 21511)]