28456358

素因数分解:

$2^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{2089}}^1$

素因数の和:2244

約数の個数: 24

約数和(自身を含む): 50034600

約数和(自身を除く): 21578242

約数列:

[1, 2, 7, 14, 49, 98, 139, 278, 973, 1946, 2089, 4178, 6811, 13622, 14623, 29246, 102361, 204722, 290371, 580742, 2032597, 4065194, 14228179, 28456358]

約数ペア:

[(1, 28456358), (2, 14228179), (7, 4065194), (14, 2032597), (49, 580742), (98, 290371), (139, 204722), (278, 102361), (973, 29246), (1946, 14623), (2089, 13622), (4178, 6811)]