1281569402915

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{12821}}^1\times {\mathrm{487603}}^1$

素因数の和:500470

約数の個数: 16

約数和(自身を含む): 1575518738976

約数和(自身を除く): 293949336061

約数列:

[1, 5, 41, 205, 12821, 64105, 487603, 525661, 2438015, 2628305, 19991723, 99958615, 6251558063, 31257790315, 256313880583, 1281569402915]

約数ペア:

[(1, 1281569402915), (5, 256313880583), (41, 31257790315), (205, 6251558063), (12821, 99958615), (64105, 19991723), (487603, 2628305), (525661, 2438015)]