720456498

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{1213}}^1$

素因数の和:1888

約数の個数: 64

約数和(自身を含む): 1699211520

約数和(自身を除く): 978755022

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 647, 918, 1213, 1294, 1941, 2426, 3639, 3882, 5823, 7278, 10917, 10999, 11646, 17469, 20621, 21834, 21998, 32751, 32997, 34938, 41242, 61863, 65502, 65994, 98991, 123726, 185589, 197982, 296973, 371178, 556767, 593946, 784811, 1113534, 1569622, 2354433, 4708866, 7063299, 13341787, 14126598, 21189897, 26683574, 40025361, 42379794, 80050722, 120076083, 240152166, 360228249, 720456498]

約数ペア:

[(1, 720456498), (2, 360228249), (3, 240152166), (6, 120076083), (9, 80050722), (17, 42379794), (18, 40025361), (27, 26683574), (34, 21189897), (51, 14126598), (54, 13341787), (102, 7063299), (153, 4708866), (306, 2354433), (459, 1569622), (647, 1113534), (918, 784811), (1213, 593946), (1294, 556767), (1941, 371178), (2426, 296973), (3639, 197982), (3882, 185589), (5823, 123726), (7278, 98991), (10917, 65994), (10999, 65502), (11646, 61863), (17469, 41242), (20621, 34938), (21834, 32997), (21998, 32751)]