13508487

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 20694960

約数和(自身を除く): 7186473

約数列:

[1, 3, 9, 19, 57, 171, 197, 401, 591, 1203, 1773, 3609, 3743, 7619, 11229, 22857, 33687, 68571, 78997, 236991, 710973, 1500943, 4502829, 13508487]

約数ペア:

[(1, 13508487), (3, 4502829), (9, 1500943), (19, 710973), (57, 236991), (171, 78997), (197, 68571), (401, 33687), (591, 22857), (1203, 11229), (1773, 7619), (3609, 3743)]