222784275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{424351}}^1$

素因数の和:424371

約数の個数: 24

約数和(自身を含む): 420957184

約数和(自身を除く): 198172909

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 424351, 1273053, 2121755, 2970457, 6365265, 8911371, 10608775, 14852285, 31826325, 44556855, 74261425, 222784275]

約数ペア:

[(1, 222784275), (3, 74261425), (5, 44556855), (7, 31826325), (15, 14852285), (21, 10608775), (25, 8911371), (35, 6365265), (75, 2970457), (105, 2121755), (175, 1273053), (525, 424351)]