2715705321

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6806279}}^1$

素因数の和:6806308

約数の個数: 16

約数和(自身を含む): 4356019200

約数和(自身を除く): 1640313879

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 6806279, 20418837, 47643953, 129319301, 142931859, 387957903, 905235107, 2715705321]

約数ペア:

[(1, 2715705321), (3, 905235107), (7, 387957903), (19, 142931859), (21, 129319301), (57, 47643953), (133, 20418837), (399, 6806279)]