211365315

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{223667}}^1$

素因数の和:223688

約数の個数: 32

約数和(自身を含む): 429442560

約数和(自身を除く): 218077245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 223667, 671001, 1118335, 1565669, 2013003, 3355005, 4697007, 6039009, 7828345, 10065015, 14091021, 23485035, 30195045, 42273063, 70455105, 211365315]

約数ペア:

[(1, 211365315), (3, 70455105), (5, 42273063), (7, 30195045), (9, 23485035), (15, 14091021), (21, 10065015), (27, 7828345), (35, 6039009), (45, 4697007), (63, 3355005), (105, 2013003), (135, 1565669), (189, 1118335), (315, 671001), (945, 223667)]