3131982

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 8162856

約数和(自身を除く): 5030874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 53, 63, 67, 98, 106, 126, 134, 147, 159, 201, 294, 318, 371, 402, 441, 469, 477, 603, 742, 882, 938, 954, 1113, 1206, 1407, 2226, 2597, 2814, 3283, 3339, 3551, 4221, 5194, 6566, 6678, 7102, 7791, 8442, 9849, 10653, 15582, 19698, 21306, 23373, 24857, 29547, 31959, 46746, 49714, 59094, 63918, 74571, 149142, 173999, 223713, 347998, 447426, 521997, 1043994, 1565991, 3131982]

約数ペア:

[(1, 3131982), (2, 1565991), (3, 1043994), (6, 521997), (7, 447426), (9, 347998), (14, 223713), (18, 173999), (21, 149142), (42, 74571), (49, 63918), (53, 59094), (63, 49714), (67, 46746), (98, 31959), (106, 29547), (126, 24857), (134, 23373), (147, 21306), (159, 19698), (201, 15582), (294, 10653), (318, 9849), (371, 8442), (402, 7791), (441, 7102), (469, 6678), (477, 6566), (603, 5194), (742, 4221), (882, 3551), (938, 3339), (954, 3283), (1113, 2814), (1206, 2597), (1407, 2226)]