217553619

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{1741}}^1\times {\mathrm{1811}}^1$

素因数の和:3578

約数の個数: 16

約数和(自身を含む): 303024384

約数和(自身を除く): 85470765

約数列:

[1, 3, 23, 69, 1741, 1811, 5223, 5433, 40043, 41653, 120129, 124959, 3152951, 9458853, 72517873, 217553619]

約数ペア:

[(1, 217553619), (3, 72517873), (23, 9458853), (69, 3152951), (1741, 124959), (1811, 120129), (5223, 41653), (5433, 40043)]