40668089

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 52005888

約数和(自身を除く): 11337799

約数列:

[1, 7, 11, 49, 77, 197, 383, 539, 1379, 2167, 2681, 4213, 9653, 15169, 18767, 29491, 75451, 106183, 206437, 528157, 829961, 3697099, 5809727, 40668089]

約数ペア:

[(1, 40668089), (7, 5809727), (11, 3697099), (49, 829961), (77, 528157), (197, 206437), (383, 106183), (539, 75451), (1379, 29491), (2167, 18767), (2681, 15169), (4213, 9653)]