647996866

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{2677673}}^1$

素因数の和:2677697

約数の個数: 12

約数和(自身を含む): 1068391926

約数和(自身を除く): 420395060

約数列:

[1, 2, 11, 22, 121, 242, 2677673, 5355346, 29454403, 58908806, 323998433, 647996866]

約数ペア:

[(1, 647996866), (2, 323998433), (11, 58908806), (22, 29454403), (121, 5355346), (242, 2677673)]