26997369

素因数分解:

$3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1987}}^1$

素因数の和:2644

約数の個数: 16

約数和(自身を含む): 41223168

約数和(自身を除く): 14225799

約数列:

[1, 3, 7, 21, 647, 1941, 1987, 4529, 5961, 13587, 13909, 41727, 1285589, 3856767, 8999123, 26997369]

約数ペア:

[(1, 26997369), (3, 8999123), (7, 3856767), (21, 1285589), (647, 41727), (1941, 13909), (1987, 13587), (4529, 5961)]