200805969

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 345474720

約数和(自身を除く): 144668751

約数列:

[1, 3, 7, 13, 21, 39, 49, 59, 91, 137, 147, 169, 177, 273, 411, 413, 507, 637, 767, 959, 1183, 1239, 1781, 1911, 2301, 2877, 2891, 3549, 5343, 5369, 6713, 8083, 8281, 8673, 9971, 12467, 16107, 20139, 23153, 24249, 24843, 29913, 37401, 37583, 56581, 69459, 69797, 87269, 105079, 112749, 162071, 169743, 209391, 261807, 315237, 396067, 486213, 488579, 735553, 1134497, 1188201, 1366027, 1465737, 2206659, 3403491, 4098081, 5148871, 9562189, 15446613, 28686567, 66935323, 200805969]

約数ペア:

[(1, 200805969), (3, 66935323), (7, 28686567), (13, 15446613), (21, 9562189), (39, 5148871), (49, 4098081), (59, 3403491), (91, 2206659), (137, 1465737), (147, 1366027), (169, 1188201), (177, 1134497), (273, 735553), (411, 488579), (413, 486213), (507, 396067), (637, 315237), (767, 261807), (959, 209391), (1183, 169743), (1239, 162071), (1781, 112749), (1911, 105079), (2301, 87269), (2877, 69797), (2891, 69459), (3549, 56581), (5343, 37583), (5369, 37401), (6713, 29913), (8083, 24843), (8281, 24249), (8673, 23153), (9971, 20139), (12467, 16107)]