77760018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{619}}^1\times {\mathrm{997}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 193053120

約数和(自身を除く): 115293102

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 619, 997, 1238, 1857, 1994, 2991, 3714, 4333, 5571, 5982, 6979, 8666, 8973, 11142, 12999, 13958, 17946, 20937, 25998, 38997, 41874, 62811, 77994, 125622, 617143, 1234286, 1851429, 3702858, 4320001, 5554287, 8640002, 11108574, 12960003, 25920006, 38880009, 77760018]

約数ペア:

[(1, 77760018), (2, 38880009), (3, 25920006), (6, 12960003), (7, 11108574), (9, 8640002), (14, 5554287), (18, 4320001), (21, 3702858), (42, 1851429), (63, 1234286), (126, 617143), (619, 125622), (997, 77994), (1238, 62811), (1857, 41874), (1994, 38997), (2991, 25998), (3714, 20937), (4333, 17946), (5571, 13958), (5982, 12999), (6979, 11142), (8666, 8973)]