87490890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{972121}}^1$

素因数の和:972134

約数の個数: 24

約数和(自身を含む): 227476548

約数和(自身を除く): 139985658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 972121, 1944242, 2916363, 4860605, 5832726, 8749089, 9721210, 14581815, 17498178, 29163630, 43745445, 87490890]

約数ペア:

[(1, 87490890), (2, 43745445), (3, 29163630), (5, 17498178), (6, 14581815), (9, 9721210), (10, 8749089), (15, 5832726), (18, 4860605), (30, 2916363), (45, 1944242), (90, 972121)]