667121613

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1\times {\mathrm{3329}}^1$

素因数の和:4396

約数の個数: 16

約数和(自身を含む): 903948480

約数和(自身を除く): 236826867

約数列:

[1, 3, 67, 201, 997, 2991, 3329, 9987, 66799, 200397, 223043, 669129, 3319013, 9957039, 222373871, 667121613]

約数ペア:

[(1, 667121613), (3, 222373871), (67, 9957039), (201, 3319013), (997, 669129), (2991, 223043), (3329, 200397), (9987, 66799)]