12403937

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4397}}^1$

素因数の和:4448

約数の個数: 16

約数和(自身を含む): 15762432

約数和(自身を除く): 3358495

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 4397, 30779, 57161, 136307, 400127, 954149, 1771991, 12403937]

約数ペア:

[(1, 12403937), (7, 1771991), (13, 954149), (31, 400127), (91, 136307), (217, 57161), (403, 30779), (2821, 4397)]