128248221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{6271}}^1$

素因数の和:6692

約数の個数: 16

約数和(自身を含む): 181536768

約数和(自身を除く): 53288547

約数列:

[1, 3, 17, 51, 401, 1203, 6271, 6817, 18813, 20451, 106607, 319821, 2514671, 7544013, 42749407, 128248221]

約数ペア:

[(1, 128248221), (3, 42749407), (17, 7544013), (51, 2514671), (401, 319821), (1203, 106607), (6271, 20451), (6817, 18813)]