216880929

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4889}}^1$

素因数の和:4982

約数の個数: 32

約数和(自身を含む): 337996800

約数和(自身を除く): 121115871

約数列:

[1, 3, 9, 27, 31, 53, 93, 159, 279, 477, 837, 1431, 1643, 4889, 4929, 14667, 14787, 44001, 44361, 132003, 151559, 259117, 454677, 777351, 1364031, 2332053, 4092093, 6996159, 8032627, 24097881, 72293643, 216880929]

約数ペア:

[(1, 216880929), (3, 72293643), (9, 24097881), (27, 8032627), (31, 6996159), (53, 4092093), (93, 2332053), (159, 1364031), (279, 777351), (477, 454677), (837, 259117), (1431, 151559), (1643, 132003), (4889, 44361), (4929, 44001), (14667, 14787)]