13499919

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{21739}}^1$

素因数の和:21771

約数の個数: 16

約数和(自身を含む): 20870400

約数和(自身を除く): 7370481

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 21739, 65217, 195651, 499997, 586953, 1499991, 4499973, 13499919]

約数ペア:

[(1, 13499919), (3, 4499973), (9, 1499991), (23, 586953), (27, 499997), (69, 195651), (207, 65217), (621, 21739)]