215040554

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{2803}}^1$

素因数の和:3325

約数の個数: 16

約数和(自身を含む): 327058560

約数和(自身を除く): 112018006

約数列:

[1, 2, 89, 178, 431, 862, 2803, 5606, 38359, 76718, 249467, 498934, 1208093, 2416186, 107520277, 215040554]

約数ペア:

[(1, 215040554), (2, 107520277), (89, 2416186), (178, 1208093), (431, 498934), (862, 249467), (2803, 76718), (5606, 38359)]