2152185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 3993600

約数和(自身を除く): 1841415

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 199, 309, 515, 597, 721, 995, 1393, 1545, 2163, 2985, 3605, 4179, 6965, 10815, 20497, 20895, 61491, 102485, 143479, 307455, 430437, 717395, 2152185]

約数ペア:

[(1, 2152185), (3, 717395), (5, 430437), (7, 307455), (15, 143479), (21, 102485), (35, 61491), (103, 20895), (105, 20497), (199, 10815), (309, 6965), (515, 4179), (597, 3605), (721, 2985), (995, 2163), (1393, 1545)]