1728363

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{487}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 2857728

約数和(自身を除く): 1129365

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 487, 507, 1183, 1461, 3409, 3549, 6331, 10227, 18993, 44317, 82303, 132951, 246909, 576121, 1728363]

約数ペア:

[(1, 1728363), (3, 576121), (7, 246909), (13, 132951), (21, 82303), (39, 44317), (91, 18993), (169, 10227), (273, 6331), (487, 3549), (507, 3409), (1183, 1461)]