3928771

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 5146416

約数和(自身を除く): 1217645

約数列:

[1, 7, 11, 37, 49, 77, 197, 259, 407, 539, 1379, 1813, 2167, 2849, 7289, 9653, 15169, 19943, 51023, 80179, 106183, 357161, 561253, 3928771]

約数ペア:

[(1, 3928771), (7, 561253), (11, 357161), (37, 106183), (49, 80179), (77, 51023), (197, 19943), (259, 15169), (407, 9653), (539, 7289), (1379, 2849), (1813, 2167)]