51780414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{18401}}^1$

素因数の和:18480

約数の個数: 32

約数和(自身を含む): 120128256

約数和(自身を除く): 68347842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 18401, 36802, 55203, 110406, 128807, 257614, 386421, 772842, 1232867, 2465734, 3698601, 7397202, 8630069, 17260138, 25890207, 51780414]

約数ペア:

[(1, 51780414), (2, 25890207), (3, 17260138), (6, 8630069), (7, 7397202), (14, 3698601), (21, 2465734), (42, 1232867), (67, 772842), (134, 386421), (201, 257614), (402, 128807), (469, 110406), (938, 55203), (1407, 36802), (2814, 18401)]