199397954

素因数分解:

$2^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{9643}}^1$

素因数の和:9870

約数の個数: 24

約数和(自身を含む): 349614288

約数和(自身を除く): 150216334

約数列:

[1, 2, 7, 14, 49, 98, 211, 422, 1477, 2954, 9643, 10339, 19286, 20678, 67501, 135002, 472507, 945014, 2034673, 4069346, 14242711, 28485422, 99698977, 199397954]

約数ペア:

[(1, 199397954), (2, 99698977), (7, 28485422), (14, 14242711), (49, 4069346), (98, 2034673), (211, 945014), (422, 472507), (1477, 135002), (2954, 67501), (9643, 20678), (10339, 19286)]