86990462

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 159667200

約数和(自身を除く): 72676738

約数列:

[1, 2, 13, 17, 23, 26, 34, 43, 46, 86, 199, 221, 299, 391, 398, 442, 559, 598, 731, 782, 989, 1118, 1462, 1978, 2587, 3383, 4577, 5083, 5174, 6766, 8557, 9154, 9503, 10166, 12857, 16813, 17114, 19006, 25714, 33626, 43979, 59501, 77809, 87958, 111241, 119002, 145469, 155618, 196811, 218569, 222482, 290938, 393622, 437138, 1011517, 1891097, 2023034, 2558543, 3345787, 3782194, 5117086, 6691574, 43495231, 86990462]

約数ペア:

[(1, 86990462), (2, 43495231), (13, 6691574), (17, 5117086), (23, 3782194), (26, 3345787), (34, 2558543), (43, 2023034), (46, 1891097), (86, 1011517), (199, 437138), (221, 393622), (299, 290938), (391, 222482), (398, 218569), (442, 196811), (559, 155618), (598, 145469), (731, 119002), (782, 111241), (989, 87958), (1118, 77809), (1462, 59501), (1978, 43979), (2587, 33626), (3383, 25714), (4577, 19006), (5083, 17114), (5174, 16813), (6766, 12857), (8557, 10166), (9154, 9503)]