7457982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 17998848

約数和(自身を除く): 10540866

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 61, 71, 82, 122, 123, 142, 183, 213, 246, 287, 366, 426, 427, 497, 574, 854, 861, 994, 1281, 1491, 1722, 2501, 2562, 2911, 2982, 4331, 5002, 5822, 7503, 8662, 8733, 12993, 15006, 17466, 17507, 20377, 25986, 30317, 35014, 40754, 52521, 60634, 61131, 90951, 105042, 122262, 177571, 181902, 355142, 532713, 1065426, 1242997, 2485994, 3728991, 7457982]

約数ペア:

[(1, 7457982), (2, 3728991), (3, 2485994), (6, 1242997), (7, 1065426), (14, 532713), (21, 355142), (41, 181902), (42, 177571), (61, 122262), (71, 105042), (82, 90951), (122, 61131), (123, 60634), (142, 52521), (183, 40754), (213, 35014), (246, 30317), (287, 25986), (366, 20377), (426, 17507), (427, 17466), (497, 15006), (574, 12993), (854, 8733), (861, 8662), (994, 7503), (1281, 5822), (1491, 5002), (1722, 4331), (2501, 2982), (2562, 2911)]