217416627

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{1657}}^1$

素因数の和:1963

約数の個数: 24

約数和(自身を含む): 320723520

約数和(自身を除く): 103306893

約数列:

[1, 3, 9, 61, 183, 239, 549, 717, 1657, 2151, 4971, 14579, 14913, 43737, 101077, 131211, 303231, 396023, 909693, 1188069, 3564207, 24157403, 72472209, 217416627]

約数ペア:

[(1, 217416627), (3, 72472209), (9, 24157403), (61, 3564207), (183, 1188069), (239, 909693), (549, 396023), (717, 303231), (1657, 131211), (2151, 101077), (4971, 43737), (14579, 14913)]