278344791

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{6763}}^1$

素因数の和:7055

約数の個数: 24

約数和(自身を含む): 427349520

約数和(自身を除く): 149004729

約数列:

[1, 3, 9, 17, 51, 153, 269, 807, 2421, 4573, 6763, 13719, 20289, 41157, 60867, 114971, 344913, 1034739, 1819247, 5457741, 16373223, 30927199, 92781597, 278344791]

約数ペア:

[(1, 278344791), (3, 92781597), (9, 30927199), (17, 16373223), (51, 5457741), (153, 1819247), (269, 1034739), (807, 344913), (2421, 114971), (4573, 60867), (6763, 41157), (13719, 20289)]