1216199715

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{516433}}^1$

素因数の和:516598

約数の個数: 16

約数和(自身を含む): 1958317728

約数和(自身を除く): 742118013

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 516433, 1549299, 2582165, 7746495, 81079981, 243239943, 405399905, 1216199715]

約数ペア:

[(1, 1216199715), (3, 405399905), (5, 243239943), (15, 81079981), (157, 7746495), (471, 2582165), (785, 1549299), (2355, 516433)]