12742938

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 30831840

約数和(自身を除く): 18088902

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 71, 78, 117, 118, 142, 169, 177, 213, 234, 338, 354, 426, 507, 531, 639, 767, 923, 1014, 1062, 1278, 1521, 1534, 1846, 2301, 2769, 3042, 4189, 4602, 5538, 6903, 8307, 8378, 9971, 11999, 12567, 13806, 16614, 19942, 23998, 25134, 29913, 35997, 37701, 54457, 59826, 71994, 75402, 89739, 107991, 108914, 163371, 179478, 215982, 326742, 490113, 707941, 980226, 1415882, 2123823, 4247646, 6371469, 12742938]

約数ペア:

[(1, 12742938), (2, 6371469), (3, 4247646), (6, 2123823), (9, 1415882), (13, 980226), (18, 707941), (26, 490113), (39, 326742), (59, 215982), (71, 179478), (78, 163371), (117, 108914), (118, 107991), (142, 89739), (169, 75402), (177, 71994), (213, 59826), (234, 54457), (338, 37701), (354, 35997), (426, 29913), (507, 25134), (531, 23998), (639, 19942), (767, 16614), (923, 13806), (1014, 12567), (1062, 11999), (1278, 9971), (1521, 8378), (1534, 8307), (1846, 6903), (2301, 5538), (2769, 4602), (3042, 4189)]