127550215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 166650048

約数和(自身を除く): 39099833

約数列:

[1, 5, 13, 65, 169, 271, 557, 845, 1355, 2785, 3523, 7241, 17615, 36205, 45799, 94133, 150947, 228995, 470665, 754735, 1962311, 9811555, 25510043, 127550215]

約数ペア:

[(1, 127550215), (5, 25510043), (13, 9811555), (65, 1962311), (169, 754735), (271, 470665), (557, 228995), (845, 150947), (1355, 94133), (2785, 45799), (3523, 36205), (7241, 17615)]