13780179

素因数分解:

$3^3\times 7^1\times {\mathrm{72911}}^1$

素因数の和:72927

約数の個数: 16

約数和(自身を含む): 23331840

約数和(自身を除く): 9551661

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 72911, 218733, 510377, 656199, 1531131, 1968597, 4593393, 13780179]

約数ペア:

[(1, 13780179), (3, 4593393), (7, 1968597), (9, 1531131), (21, 656199), (27, 510377), (63, 218733), (189, 72911)]