254331

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 459264

約数和(自身を除く): 204933

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 367, 693, 1101, 2569, 3303, 4037, 7707, 12111, 23121, 28259, 36333, 84777, 254331]

約数ペア:

[(1, 254331), (3, 84777), (7, 36333), (9, 28259), (11, 23121), (21, 12111), (33, 7707), (63, 4037), (77, 3303), (99, 2569), (231, 1101), (367, 693)]