38964065

素因数分解:

$5^1\times 7^2\times {\mathrm{359}}^1\times {\mathrm{443}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 54665280

約数和(自身を除く): 15701215

約数列:

[1, 5, 7, 35, 49, 245, 359, 443, 1795, 2215, 2513, 3101, 12565, 15505, 17591, 21707, 87955, 108535, 159037, 795185, 1113259, 5566295, 7792813, 38964065]

約数ペア:

[(1, 38964065), (5, 7792813), (7, 5566295), (35, 1113259), (49, 795185), (245, 159037), (359, 108535), (443, 87955), (1795, 21707), (2215, 17591), (2513, 15505), (3101, 12565)]