1978889479

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{2347}}^1\times {\mathrm{5237}}^1$

素因数の和:7614

約数の個数: 16

約数和(自身を含む): 2361374208

約数和(自身を除く): 382484729

約数列:

[1, 7, 23, 161, 2347, 5237, 16429, 36659, 53981, 120451, 377867, 843157, 12291239, 86038673, 282698497, 1978889479]

約数ペア:

[(1, 1978889479), (7, 282698497), (23, 86038673), (161, 12291239), (2347, 843157), (5237, 377867), (16429, 120451), (36659, 53981)]