2168385

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3907}}^1$

素因数の和:3952

約数の個数: 16

約数和(自身を含む): 3564096

約数和(自身を除く): 1395711

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 3907, 11721, 19535, 58605, 144559, 433677, 722795, 2168385]

約数ペア:

[(1, 2168385), (3, 722795), (5, 433677), (15, 144559), (37, 58605), (111, 19535), (185, 11721), (555, 3907)]