248045247

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3041}}^1$

素因数の和:3125

約数の個数: 40

約数和(自身を含む): 397528560

約数和(自身を除く): 149483313

約数列:

[1, 3, 9, 19, 27, 53, 57, 81, 159, 171, 477, 513, 1007, 1431, 1539, 3021, 3041, 4293, 9063, 9123, 27189, 27369, 57779, 81567, 82107, 161173, 173337, 246321, 483519, 520011, 1450557, 1560033, 3062287, 4351671, 4680099, 9186861, 13055013, 27560583, 82681749, 248045247]

約数ペア:

[(1, 248045247), (3, 82681749), (9, 27560583), (19, 13055013), (27, 9186861), (53, 4680099), (57, 4351671), (81, 3062287), (159, 1560033), (171, 1450557), (477, 520011), (513, 483519), (1007, 246321), (1431, 173337), (1539, 161173), (3021, 82107), (3041, 81567), (4293, 57779), (9063, 27369), (9123, 27189)]