209949909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{38729}}^1$

素因数の和:38884

約数の個数: 16

約数和(自身を含む): 303643200

約数和(自身を除く): 93693291

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5421, 38729, 116187, 503477, 1510431, 5383331, 16149993, 69983303, 209949909]

約数ペア:

[(1, 209949909), (3, 69983303), (13, 16149993), (39, 5383331), (139, 1510431), (417, 503477), (1807, 116187), (5421, 38729)]