28382967

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:365

約数の個数: 40

約数和(自身を含む): 45041040

約数和(自身を除く): 16658073

約数列:

[1, 3, 9, 27, 29, 43, 81, 87, 129, 261, 281, 387, 783, 843, 1161, 1247, 2349, 2529, 3483, 3741, 7587, 8149, 11223, 12083, 22761, 24447, 33669, 36249, 73341, 101007, 108747, 220023, 326241, 350407, 660069, 978723, 1051221, 3153663, 9460989, 28382967]

約数ペア:

[(1, 28382967), (3, 9460989), (9, 3153663), (27, 1051221), (29, 978723), (43, 660069), (81, 350407), (87, 326241), (129, 220023), (261, 108747), (281, 101007), (387, 73341), (783, 36249), (843, 33669), (1161, 24447), (1247, 22761), (2349, 12083), (2529, 11223), (3483, 8149), (3741, 7587)]