208224863

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 277906464

約数和(自身を除く): 69681601

約数列:

[1, 7, 11, 37, 49, 53, 77, 197, 259, 371, 407, 539, 583, 1379, 1813, 1961, 2167, 2597, 2849, 4081, 7289, 9653, 10441, 13727, 15169, 19943, 21571, 28567, 51023, 73087, 80179, 96089, 106183, 114851, 150997, 357161, 386317, 511609, 561253, 803957, 1056979, 2704219, 3928771, 4249487, 5627699, 18929533, 29746409, 208224863]

約数ペア:

[(1, 208224863), (7, 29746409), (11, 18929533), (37, 5627699), (49, 4249487), (53, 3928771), (77, 2704219), (197, 1056979), (259, 803957), (371, 561253), (407, 511609), (539, 386317), (583, 357161), (1379, 150997), (1813, 114851), (1961, 106183), (2167, 96089), (2597, 80179), (2849, 73087), (4081, 51023), (7289, 28567), (9653, 21571), (10441, 19943), (13727, 15169)]