27780856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{569}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 55404000

約数和(自身を除く): 27623144

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 359, 569, 718, 1138, 1436, 2276, 2872, 4552, 6103, 9673, 12206, 19346, 24412, 38692, 48824, 77384, 204271, 408542, 817084, 1634168, 3472607, 6945214, 13890428, 27780856]

約数ペア:

[(1, 27780856), (2, 13890428), (4, 6945214), (8, 3472607), (17, 1634168), (34, 817084), (68, 408542), (136, 204271), (359, 77384), (569, 48824), (718, 38692), (1138, 24412), (1436, 19346), (2276, 12206), (2872, 9673), (4552, 6103)]