12565065

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20431}}^1$

素因数の和:20480

約数の個数: 16

約数和(自身を含む): 20595456

約数和(自身を除く): 8030391

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 20431, 61293, 102155, 306465, 837671, 2513013, 4188355, 12565065]

約数ペア:

[(1, 12565065), (3, 4188355), (5, 2513013), (15, 837671), (41, 306465), (123, 102155), (205, 61293), (615, 20431)]