1255447618

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{39929}}^1$

素因数の和:40209

約数の個数: 16

約数和(自身を含む): 1916640000

約数和(自身を除く): 661192382

約数列:

[1, 2, 79, 158, 199, 398, 15721, 31442, 39929, 79858, 3154391, 6308782, 7945871, 15891742, 627723809, 1255447618]

約数ペア:

[(1, 1255447618), (2, 627723809), (79, 15891742), (158, 7945871), (199, 6308782), (398, 3154391), (15721, 79858), (31442, 39929)]