2113519919

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1\times {\mathrm{7937}}^1$

素因数の和:8402

約数の個数: 16

約数和(自身を含む): 2444904000

約数和(自身を除く): 331384081

約数列:

[1, 7, 109, 349, 763, 2443, 7937, 38041, 55559, 266287, 865133, 2770013, 6055931, 19390091, 301931417, 2113519919]

約数ペア:

[(1, 2113519919), (7, 301931417), (109, 19390091), (349, 6055931), (763, 2770013), (2443, 865133), (7937, 266287), (38041, 55559)]