209980937019

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{225149}}^1$

素因数の和:225747

約数の個数: 32

約数和(自身を含む): 324216000000

約数和(自身を除く): 114235062981

約数列:

[1, 3, 7, 21, 89, 267, 499, 623, 1497, 1869, 3493, 10479, 44411, 133233, 225149, 310877, 675447, 932631, 1576043, 4728129, 20038261, 60114783, 112349351, 140267827, 337048053, 420803481, 786445457, 2359336371, 9999092239, 29997276717, 69993645673, 209980937019]

約数ペア:

[(1, 209980937019), (3, 69993645673), (7, 29997276717), (21, 9999092239), (89, 2359336371), (267, 786445457), (499, 420803481), (623, 337048053), (1497, 140267827), (1869, 112349351), (3493, 60114783), (10479, 20038261), (44411, 4728129), (133233, 1576043), (225149, 932631), (310877, 675447)]