153221985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25601}}^1$

素因数の和:25638

約数の個数: 48

約数和(自身を含む): 319512960

約数和(自身を除く): 166290975

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 25601, 76803, 128005, 179207, 230409, 384015, 486419, 537621, 896035, 1152045, 1459257, 1612863, 2432095, 2688105, 3404933, 4377771, 7296285, 8064315, 10214799, 17024665, 21888855, 30644397, 51073995, 153221985]

約数ペア:

[(1, 153221985), (3, 51073995), (5, 30644397), (7, 21888855), (9, 17024665), (15, 10214799), (19, 8064315), (21, 7296285), (35, 4377771), (45, 3404933), (57, 2688105), (63, 2432095), (95, 1612863), (105, 1459257), (133, 1152045), (171, 896035), (285, 537621), (315, 486419), (399, 384015), (665, 230409), (855, 179207), (1197, 128005), (1995, 76803), (5985, 25601)]