254996739

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{51421}}^1$

素因数の和:51475

約数の個数: 24

約数和(自身を含む): 401091600

約数和(自身を除く): 146094861

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4959, 51421, 154263, 462789, 976999, 1491209, 2930997, 4473627, 8792991, 13420881, 28332971, 84998913, 254996739]

約数ペア:

[(1, 254996739), (3, 84998913), (9, 28332971), (19, 13420881), (29, 8792991), (57, 4473627), (87, 2930997), (171, 1491209), (261, 976999), (551, 462789), (1653, 154263), (4959, 51421)]