68977155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1277}}^1$

素因数の和:1575

約数の個数: 32

約数和(自身を含む): 119375424

約数和(自身を除く): 50398269

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 277, 831, 1277, 1385, 3601, 3831, 4155, 6385, 10803, 16601, 18005, 19155, 49803, 54015, 83005, 249015, 353729, 1061187, 1768645, 4598477, 5305935, 13795431, 22992385, 68977155]

約数ペア:

[(1, 68977155), (3, 22992385), (5, 13795431), (13, 5305935), (15, 4598477), (39, 1768645), (65, 1061187), (195, 353729), (277, 249015), (831, 83005), (1277, 54015), (1385, 49803), (3601, 19155), (3831, 18005), (4155, 16601), (6385, 10803)]