66991506

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{259657}}^1$

素因数の和:259705

約数の個数: 16

約数和(自身を含む): 137099424

約数和(自身を除く): 70107918

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 259657, 519314, 778971, 1557942, 11165251, 22330502, 33495753, 66991506]

約数ペア:

[(1, 66991506), (2, 33495753), (3, 22330502), (6, 11165251), (43, 1557942), (86, 778971), (129, 519314), (258, 259657)]