397999926

素因数分解:

$2^1\times 3^3\times {\mathrm{7370369}}^1$

素因数の和:7370380

約数の個数: 16

約数和(自身を含む): 884444400

約数和(自身を除く): 486444474

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 7370369, 14740738, 22111107, 44222214, 66333321, 132666642, 198999963, 397999926]

約数ペア:

[(1, 397999926), (2, 198999963), (3, 132666642), (6, 66333321), (9, 44222214), (18, 22111107), (27, 14740738), (54, 7370369)]