201947785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{43759}}^1$

素因数の和:43848

約数の個数: 16

約数和(自身を含む): 264660480

約数和(自身を除く): 62712695

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 43759, 218795, 568867, 2844335, 3106889, 15534445, 40389557, 201947785]

約数ペア:

[(1, 201947785), (5, 40389557), (13, 15534445), (65, 3106889), (71, 2844335), (355, 568867), (923, 218795), (4615, 43759)]