211399030

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{883}}^1$

素因数の和:1248

約数の個数: 32

約数和(自身を含む): 386661600

約数和(自身を除く): 175262570

約数列:

[1, 2, 5, 10, 89, 178, 269, 445, 538, 883, 890, 1345, 1766, 2690, 4415, 8830, 23941, 47882, 78587, 119705, 157174, 237527, 239410, 392935, 475054, 785870, 1187635, 2375270, 21139903, 42279806, 105699515, 211399030]

約数ペア:

[(1, 211399030), (2, 105699515), (5, 42279806), (10, 21139903), (89, 2375270), (178, 1187635), (269, 785870), (445, 475054), (538, 392935), (883, 239410), (890, 237527), (1345, 157174), (1766, 119705), (2690, 78587), (4415, 47882), (8830, 23941)]