40747395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208961}}^1$

素因数の和:208982

約数の個数: 16

約数和(自身を含む): 70211232

約数和(自身を除く): 29463837

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 208961, 626883, 1044805, 2716493, 3134415, 8149479, 13582465, 40747395]

約数ペア:

[(1, 40747395), (3, 13582465), (5, 8149479), (13, 3134415), (15, 2716493), (39, 1044805), (65, 626883), (195, 208961)]