1628551390

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1243169}}^1$

素因数の和:1243307

約数の個数: 16

約数和(自身を含む): 2953771920

約数和(自身を除く): 1325220530

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 1243169, 2486338, 6215845, 12431690, 162855139, 325710278, 814275695, 1628551390]

約数ペア:

[(1, 1628551390), (2, 814275695), (5, 325710278), (10, 162855139), (131, 12431690), (262, 6215845), (655, 2486338), (1310, 1243169)]