12253905

素因数分解:

$3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 21333312

約数和(自身を除く): 9079407

約数列:

[1, 3, 5, 9, 15, 45, 307, 887, 921, 1535, 2661, 2763, 4435, 4605, 7983, 13305, 13815, 39915, 272309, 816927, 1361545, 2450781, 4084635, 12253905]

約数ペア:

[(1, 12253905), (3, 4084635), (5, 2450781), (9, 1361545), (15, 816927), (45, 272309), (307, 39915), (887, 13815), (921, 13305), (1535, 7983), (2661, 4605), (2763, 4435)]