216139912

素因数分解:

$2^3\times {\mathrm{1277}}^1\times {\mathrm{21157}}^1$

素因数の和:22440

約数の個数: 16

約数和(自身を含む): 405598860

約数和(自身を除く): 189458948

約数列:

[1, 2, 4, 8, 1277, 2554, 5108, 10216, 21157, 42314, 84628, 169256, 27017489, 54034978, 108069956, 216139912]

約数ペア:

[(1, 216139912), (2, 108069956), (4, 54034978), (8, 27017489), (1277, 169256), (2554, 84628), (5108, 42314), (10216, 21157)]