257475582

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157189}}^1$

素因数の和:157217

約数の個数: 48

約数和(自身を含む): 686605920

約数和(自身を除く): 429130338

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 157189, 314378, 471567, 943134, 1100323, 1414701, 2043457, 2200646, 2829402, 3300969, 4086914, 6130371, 6601938, 9902907, 12260742, 14304199, 18391113, 19805814, 28608398, 36782226, 42912597, 85825194, 128737791, 257475582]

約数ペア:

[(1, 257475582), (2, 128737791), (3, 85825194), (6, 42912597), (7, 36782226), (9, 28608398), (13, 19805814), (14, 18391113), (18, 14304199), (21, 12260742), (26, 9902907), (39, 6601938), (42, 6130371), (63, 4086914), (78, 3300969), (91, 2829402), (117, 2200646), (126, 2043457), (182, 1414701), (234, 1100323), (273, 943134), (546, 471567), (819, 314378), (1638, 157189)]