209898237

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1\times {\mathrm{1171}}^1$

素因数の和:1724

約数の個数: 16

約数和(自身を含む): 282686400

約数和(自身を除く): 72788163

約数列:

[1, 3, 149, 401, 447, 1171, 1203, 3513, 59749, 174479, 179247, 469571, 523437, 1408713, 69966079, 209898237]

約数ペア:

[(1, 209898237), (3, 69966079), (149, 1408713), (401, 523437), (447, 469571), (1171, 179247), (1203, 174479), (3513, 59749)]