12887049

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3023}}^1$

素因数の和:3069

約数の個数: 24

約数和(自身を含む): 20684160

約数和(自身を除く): 7797111

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 3023, 4263, 9069, 21161, 63483, 87667, 148127, 263001, 444381, 613669, 1841007, 4295683, 12887049]

約数ペア:

[(1, 12887049), (3, 4295683), (7, 1841007), (21, 613669), (29, 444381), (49, 263001), (87, 148127), (147, 87667), (203, 63483), (609, 21161), (1421, 9069), (3023, 4263)]