51782643

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 84913920

約数和(自身を除く): 33131277

約数列:

[1, 3, 9, 11, 33, 53, 71, 99, 139, 159, 213, 417, 477, 583, 639, 781, 1251, 1529, 1749, 2343, 3763, 4587, 5247, 7029, 7367, 9869, 11289, 13761, 22101, 29607, 33867, 41393, 66303, 81037, 88821, 108559, 124179, 243111, 325677, 372537, 523057, 729333, 977031, 1569171, 4707513, 5753627, 17260881, 51782643]

約数ペア:

[(1, 51782643), (3, 17260881), (9, 5753627), (11, 4707513), (33, 1569171), (53, 977031), (71, 729333), (99, 523057), (139, 372537), (159, 325677), (213, 243111), (417, 124179), (477, 108559), (583, 88821), (639, 81037), (781, 66303), (1251, 41393), (1529, 33867), (1749, 29607), (2343, 22101), (3763, 13761), (4587, 11289), (5247, 9869), (7029, 7367)]