11209905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 23387520

約数和(自身を除く): 12177615

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, 1873, 1995, 5619, 5985, 9365, 13111, 16857, 28095, 35587, 39333, 65555, 84285, 106761, 117999, 177935, 196665, 249109, 320283, 533805, 589995, 747327, 1245545, 1601415, 2241981, 3736635, 11209905]

約数ペア:

[(1, 11209905), (3, 3736635), (5, 2241981), (7, 1601415), (9, 1245545), (15, 747327), (19, 589995), (21, 533805), (35, 320283), (45, 249109), (57, 196665), (63, 177935), (95, 117999), (105, 106761), (133, 84285), (171, 65555), (285, 39333), (315, 35587), (399, 28095), (665, 16857), (855, 13111), (1197, 9365), (1873, 5985), (1995, 5619)]