208675257

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{433}}^2$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 324730944

約数和(自身を除く): 116055687

約数列:

[1, 3, 7, 21, 53, 159, 371, 433, 1113, 1299, 3031, 9093, 22949, 68847, 160643, 187489, 481929, 562467, 1312423, 3937269, 9936917, 29810751, 69558419, 208675257]

約数ペア:

[(1, 208675257), (3, 69558419), (7, 29810751), (21, 9936917), (53, 3937269), (159, 1312423), (371, 562467), (433, 481929), (1113, 187489), (1299, 160643), (3031, 68847), (9093, 22949)]