207785261

素因数分解:

${\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1204

約数の個数: 16

約数和(自身を含む): 221149440

約数和(自身を除く): 13364179

約数列:

[1, 29, 47, 157, 971, 1363, 4553, 7379, 28159, 45637, 152447, 213991, 1323473, 4420963, 7165009, 207785261]

約数ペア:

[(1, 207785261), (29, 7165009), (47, 4420963), (157, 1323473), (971, 213991), (1363, 152447), (4553, 45637), (7379, 28159)]