16421715

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4999}}^1$

素因数の和:5083

約数の個数: 24

約数和(自身を含む): 28860000

約数和(自身を除く): 12438285

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 4999, 14997, 24995, 44991, 74985, 224955, 364927, 1094781, 1824635, 3284343, 5473905, 16421715]

約数ペア:

[(1, 16421715), (3, 5473905), (5, 3284343), (9, 1824635), (15, 1094781), (45, 364927), (73, 224955), (219, 74985), (365, 44991), (657, 24995), (1095, 14997), (3285, 4999)]