2009198737

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1298771}}^1$

素因数の和:1298808

約数の個数: 16

約数和(自身を含む): 2618324352

約数和(自身を除く): 609125615

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 1298771, 9091397, 16884023, 22079107, 118188161, 154553749, 287028391, 2009198737]

約数ペア:

[(1, 2009198737), (7, 287028391), (13, 154553749), (17, 118188161), (91, 22079107), (119, 16884023), (221, 9091397), (1547, 1298771)]