18189135

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5693}}^1$

素因数の和:5775

約数の個数: 24

約数和(自身を含む): 31977504

約数和(自身を除く): 13788369

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 5693, 17079, 28465, 51237, 85395, 256185, 404203, 1212609, 2021015, 3637827, 6063045, 18189135]

約数ペア:

[(1, 18189135), (3, 6063045), (5, 3637827), (9, 2021015), (15, 1212609), (45, 404203), (71, 256185), (213, 85395), (355, 51237), (639, 28465), (1065, 17079), (3195, 5693)]