200018049

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 148346751

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 123, 147, 231, 287, 343, 431, 451, 539, 861, 1029, 1293, 1353, 1617, 2009, 3017, 3157, 3773, 4741, 6027, 9051, 9471, 11319, 14063, 14223, 17671, 21119, 22099, 33187, 42189, 53013, 63357, 66297, 99561, 123697, 147833, 154693, 194381, 232309, 371091, 443499, 464079, 583143, 696927, 865879, 1360667, 1626163, 2597637, 4082001, 4878489, 6061153, 9524669, 18183459, 28574007, 66672683, 200018049]

約数ペア:

[(1, 200018049), (3, 66672683), (7, 28574007), (11, 18183459), (21, 9524669), (33, 6061153), (41, 4878489), (49, 4082001), (77, 2597637), (123, 1626163), (147, 1360667), (231, 865879), (287, 696927), (343, 583143), (431, 464079), (451, 443499), (539, 371091), (861, 232309), (1029, 194381), (1293, 154693), (1353, 147833), (1617, 123697), (2009, 99561), (3017, 66297), (3157, 63357), (3773, 53013), (4741, 42189), (6027, 33187), (9051, 22099), (9471, 21119), (11319, 17671), (14063, 14223)]