2972575389

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1993679}}^1$

素因数の和:1993760

約数の個数: 16

約数和(自身を含む): 4593438720

約数和(自身を除く): 1620863331

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 1993679, 5981037, 13955753, 41867259, 141551209, 424653627, 990858463, 2972575389]

約数ペア:

[(1, 2972575389), (3, 990858463), (7, 424653627), (21, 141551209), (71, 41867259), (213, 13955753), (497, 5981037), (1491, 1993679)]