17939415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91997}}^1$

素因数の和:92018

約数の個数: 16

約数和(自身を含む): 30911328

約数和(自身を除く): 12971913

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 91997, 275991, 459985, 1195961, 1379955, 3587883, 5979805, 17939415]

約数ペア:

[(1, 17939415), (3, 5979805), (5, 3587883), (13, 1379955), (15, 1195961), (39, 459985), (65, 275991), (195, 91997)]