87121828

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{8291}}^1$

素因数の和:8403

約数の個数: 24

約数和(自身を含む): 158808384

約数和(自身を除く): 71686556

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 284, 2627, 5254, 8291, 10508, 16582, 33164, 306767, 588661, 613534, 1177322, 1227068, 2354644, 21780457, 43560914, 87121828]

約数ペア:

[(1, 87121828), (2, 43560914), (4, 21780457), (37, 2354644), (71, 1227068), (74, 1177322), (142, 613534), (148, 588661), (284, 306767), (2627, 33164), (5254, 16582), (8291, 10508)]