221234510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{451499}}^1$

素因数の和:451520

約数の個数: 24

約数和(自身を含む): 463239000

約数和(自身を除く): 242004490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 451499, 902998, 2257495, 3160493, 4514990, 6320986, 15802465, 22123451, 31604930, 44246902, 110617255, 221234510]

約数ペア:

[(1, 221234510), (2, 110617255), (5, 44246902), (7, 31604930), (10, 22123451), (14, 15802465), (35, 6320986), (49, 4514990), (70, 3160493), (98, 2257495), (245, 902998), (490, 451499)]