71871748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{32143}}^1$

素因数の和:32203

約数の個数: 24

約数和(自身を含む): 138604928

約数和(自身を除く): 66733180

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 32143, 64286, 128572, 417859, 835718, 1382149, 1671436, 2764298, 5528596, 17967937, 35935874, 71871748]

約数ペア:

[(1, 71871748), (2, 35935874), (4, 17967937), (13, 5528596), (26, 2764298), (43, 1671436), (52, 1382149), (86, 835718), (172, 417859), (559, 128572), (1118, 64286), (2236, 32143)]