388974963

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{587}}^1\times {\mathrm{1307}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 562984128

約数和(自身を除く): 174009165

約数列:

[1, 3, 13, 39, 169, 507, 587, 1307, 1761, 3921, 7631, 16991, 22893, 50973, 99203, 220883, 297609, 662649, 767209, 2301627, 9973717, 29921151, 129658321, 388974963]

約数ペア:

[(1, 388974963), (3, 129658321), (13, 29921151), (39, 9973717), (169, 2301627), (507, 767209), (587, 662649), (1307, 297609), (1761, 220883), (3921, 99203), (7631, 50973), (16991, 22893)]