28012229

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{677}}^1$

素因数の和:964

約数の個数: 16

約数和(自身を含む): 33585408

約数和(自身を除く): 5573179

約数列:

[1, 7, 23, 161, 257, 677, 1799, 4739, 5911, 15571, 41377, 108997, 173989, 1217923, 4001747, 28012229]

約数ペア:

[(1, 28012229), (7, 4001747), (23, 1217923), (161, 173989), (257, 108997), (677, 41377), (1799, 15571), (4739, 5911)]