51681042

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 133436160

約数和(自身を除く): 81755118

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 71, 106, 109, 126, 142, 159, 213, 218, 318, 327, 371, 426, 477, 497, 639, 654, 742, 763, 954, 981, 994, 1113, 1278, 1491, 1526, 1962, 2226, 2289, 2982, 3339, 3763, 4473, 4578, 5777, 6678, 6867, 7526, 7739, 8946, 11289, 11554, 13734, 15478, 17331, 22578, 23217, 26341, 33867, 34662, 40439, 46434, 51993, 52682, 54173, 67734, 69651, 79023, 80878, 103986, 108346, 121317, 139302, 158046, 162519, 237069, 242634, 325038, 363951, 410167, 474138, 487557, 727902, 820334, 975114, 1230501, 2461002, 2871169, 3691503, 5742338, 7383006, 8613507, 17227014, 25840521, 51681042]

約数ペア:

[(1, 51681042), (2, 25840521), (3, 17227014), (6, 8613507), (7, 7383006), (9, 5742338), (14, 3691503), (18, 2871169), (21, 2461002), (42, 1230501), (53, 975114), (63, 820334), (71, 727902), (106, 487557), (109, 474138), (126, 410167), (142, 363951), (159, 325038), (213, 242634), (218, 237069), (318, 162519), (327, 158046), (371, 139302), (426, 121317), (477, 108346), (497, 103986), (639, 80878), (654, 79023), (742, 69651), (763, 67734), (954, 54173), (981, 52682), (994, 51993), (1113, 46434), (1278, 40439), (1491, 34662), (1526, 33867), (1962, 26341), (2226, 23217), (2289, 22578), (2982, 17331), (3339, 15478), (3763, 13734), (4473, 11554), (4578, 11289), (5777, 8946), (6678, 7739), (6867, 7526)]