268085295

素因数分解:

$3^4\times 5^1\times {\mathrm{661939}}^1$

素因数の和:661956

約数の個数: 20

約数和(自身を含む): 480568440

約数和(自身を除く): 212483145

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 661939, 1985817, 3309695, 5957451, 9929085, 17872353, 29787255, 53617059, 89361765, 268085295]

約数ペア:

[(1, 268085295), (3, 89361765), (5, 53617059), (9, 29787255), (15, 17872353), (27, 9929085), (45, 5957451), (81, 3309695), (135, 1985817), (405, 661939)]