27958014

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 72960000

約数和(自身を除く): 45001986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1554, 1998, 1999, 2331, 3998, 4662, 5997, 6993, 11994, 13986, 13993, 17991, 27986, 35982, 41979, 53973, 73963, 83958, 107946, 125937, 147926, 221889, 251874, 377811, 443778, 517741, 665667, 755622, 1035482, 1331334, 1553223, 1997001, 3106446, 3994002, 4659669, 9319338, 13979007, 27958014]

約数ペア:

[(1, 27958014), (2, 13979007), (3, 9319338), (6, 4659669), (7, 3994002), (9, 3106446), (14, 1997001), (18, 1553223), (21, 1331334), (27, 1035482), (37, 755622), (42, 665667), (54, 517741), (63, 443778), (74, 377811), (111, 251874), (126, 221889), (189, 147926), (222, 125937), (259, 107946), (333, 83958), (378, 73963), (518, 53973), (666, 41979), (777, 35982), (999, 27986), (1554, 17991), (1998, 13993), (1999, 13986), (2331, 11994), (3998, 6993), (4662, 5997)]