210945857

素因数分解:

${\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 223506432

約数和(自身を除く): 12560575

約数列:

[1, 23, 127, 257, 281, 2921, 5911, 6463, 32639, 35687, 72217, 750697, 820801, 1660991, 9171559, 210945857]

約数ペア:

[(1, 210945857), (23, 9171559), (127, 1660991), (257, 820801), (281, 750697), (2921, 72217), (5911, 35687), (6463, 32639)]