39959941

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 48981240

約数和(自身を除く): 9021299

約数列:

[1, 7, 29, 49, 61, 203, 427, 461, 1421, 1769, 2989, 3227, 12383, 13369, 22589, 28121, 86681, 93583, 196847, 655081, 815509, 1377929, 5708563, 39959941]

約数ペア:

[(1, 39959941), (7, 5708563), (29, 1377929), (49, 815509), (61, 655081), (203, 196847), (427, 93583), (461, 86681), (1421, 28121), (1769, 22589), (2989, 13369), (3227, 12383)]