3971156

素因数分解:

$2^2\times 7^2\times {\mathrm{20261}}^1$

素因数の和:20279

約数の個数: 18

約数和(自身を含む): 8084538

約数和(自身を除く): 4113382

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 20261, 40522, 81044, 141827, 283654, 567308, 992789, 1985578, 3971156]

約数ペア:

[(1, 3971156), (2, 1985578), (4, 992789), (7, 567308), (14, 283654), (28, 141827), (49, 81044), (98, 40522), (196, 20261)]