218319486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{947}}^1$

素因数の和:1469

約数の個数: 64

約数和(自身を含む): 546048000

約数和(自身を除く): 327728514

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 499, 947, 998, 1497, 1894, 2841, 2994, 3493, 5489, 5682, 6629, 6986, 10417, 10479, 10978, 13258, 16467, 19887, 20834, 20958, 31251, 32934, 38423, 39774, 62502, 72919, 76846, 115269, 145838, 218757, 230538, 437514, 472553, 945106, 1417659, 2835318, 3307871, 5198083, 6615742, 9923613, 10396166, 15594249, 19847226, 31188498, 36386581, 72773162, 109159743, 218319486]

約数ペア:

[(1, 218319486), (2, 109159743), (3, 72773162), (6, 36386581), (7, 31188498), (11, 19847226), (14, 15594249), (21, 10396166), (22, 9923613), (33, 6615742), (42, 5198083), (66, 3307871), (77, 2835318), (154, 1417659), (231, 945106), (462, 472553), (499, 437514), (947, 230538), (998, 218757), (1497, 145838), (1894, 115269), (2841, 76846), (2994, 72919), (3493, 62502), (5489, 39774), (5682, 38423), (6629, 32934), (6986, 31251), (10417, 20958), (10479, 20834), (10978, 19887), (13258, 16467)]