278463402

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2210027}}^1$

素因数の和:2210042

約数の個数: 24

約数和(自身を含む): 689528736

約数和(自身を除く): 411065334

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2210027, 4420054, 6630081, 13260162, 15470189, 19890243, 30940378, 39780486, 46410567, 92821134, 139231701, 278463402]

約数ペア:

[(1, 278463402), (2, 139231701), (3, 92821134), (6, 46410567), (7, 39780486), (9, 30940378), (14, 19890243), (18, 15470189), (21, 13260162), (42, 6630081), (63, 4420054), (126, 2210027)]