9581985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 19992960

約数和(自身を除く): 10410975

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, 1601, 1995, 4803, 5985, 8005, 11207, 14409, 24015, 30419, 33621, 56035, 72045, 91257, 100863, 152095, 168105, 212933, 273771, 456285, 504315, 638799, 1064665, 1368855, 1916397, 3193995, 9581985]

約数ペア:

[(1, 9581985), (3, 3193995), (5, 1916397), (7, 1368855), (9, 1064665), (15, 638799), (19, 504315), (21, 456285), (35, 273771), (45, 212933), (57, 168105), (63, 152095), (95, 100863), (105, 91257), (133, 72045), (171, 56035), (285, 33621), (315, 30419), (399, 24015), (665, 14409), (855, 11207), (1197, 8005), (1601, 5985), (1995, 4803)]