199945551

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{301577}}^1$

素因数の和:301610

約数の個数: 16

約数和(自身を含む): 303990624

約数和(自身を除く): 104045073

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 301577, 904731, 3920501, 5126809, 11761503, 15380427, 66648517, 199945551]

約数ペア:

[(1, 199945551), (3, 66648517), (13, 15380427), (17, 11761503), (39, 5126809), (51, 3920501), (221, 904731), (663, 301577)]