210735

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{223}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 430080

約数和(自身を除く): 219345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 223, 315, 669, 945, 1115, 1561, 2007, 3345, 4683, 6021, 7805, 10035, 14049, 23415, 30105, 42147, 70245, 210735]

約数ペア:

[(1, 210735), (3, 70245), (5, 42147), (7, 30105), (9, 23415), (15, 14049), (21, 10035), (27, 7805), (35, 6021), (45, 4683), (63, 3345), (105, 2007), (135, 1561), (189, 1115), (223, 945), (315, 669)]