138812877

素因数分解:

$3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{8191}}^1$

素因数の和:8473

約数の個数: 24

約数和(自身を含む): 230031360

約数和(自身を除く): 91218483

約数列:

[1, 3, 7, 9, 21, 63, 269, 807, 1883, 2421, 5649, 8191, 16947, 24573, 57337, 73719, 172011, 516033, 2203379, 6610137, 15423653, 19830411, 46270959, 138812877]

約数ペア:

[(1, 138812877), (3, 46270959), (7, 19830411), (9, 15423653), (21, 6610137), (63, 2203379), (269, 516033), (807, 172011), (1883, 73719), (2421, 57337), (5649, 24573), (8191, 16947)]