257466762

素因数分解:

$2^1\times 3^8\times 7^1\times {\mathrm{2803}}^1$

素因数の和:2836

約数の個数: 72

約数和(自身を含む): 662259936

約数和(自身を除く): 404793174

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1701, 2187, 2803, 3402, 4374, 5103, 5606, 6561, 8409, 10206, 13122, 15309, 16818, 19621, 25227, 30618, 39242, 45927, 50454, 58863, 75681, 91854, 117726, 151362, 176589, 227043, 353178, 454086, 529767, 681129, 1059534, 1362258, 1589301, 2043387, 3178602, 4086774, 4767903, 6130161, 9535806, 12260322, 14303709, 18390483, 28607418, 36780966, 42911127, 85822254, 128733381, 257466762]

約数ペア:

[(1, 257466762), (2, 128733381), (3, 85822254), (6, 42911127), (7, 36780966), (9, 28607418), (14, 18390483), (18, 14303709), (21, 12260322), (27, 9535806), (42, 6130161), (54, 4767903), (63, 4086774), (81, 3178602), (126, 2043387), (162, 1589301), (189, 1362258), (243, 1059534), (378, 681129), (486, 529767), (567, 454086), (729, 353178), (1134, 227043), (1458, 176589), (1701, 151362), (2187, 117726), (2803, 91854), (3402, 75681), (4374, 58863), (5103, 50454), (5606, 45927), (6561, 39242), (8409, 30618), (10206, 25227), (13122, 19621), (15309, 16818)]