278340627

素因数分解:

$3^1\times {\mathrm{47}}^2\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 383978896

約数和(自身を除く): 105638269

約数列:

[1, 3, 47, 97, 141, 291, 433, 1299, 2209, 4559, 6627, 13677, 20351, 42001, 61053, 126003, 214273, 642819, 956497, 1974047, 2869491, 5922141, 92780209, 278340627]

約数ペア:

[(1, 278340627), (3, 92780209), (47, 5922141), (97, 2869491), (141, 1974047), (291, 956497), (433, 642819), (1299, 214273), (2209, 126003), (4559, 61053), (6627, 42001), (13677, 20351)]