25418393

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 34728960

約数和(自身を除く): 9310567

約数列:

[1, 7, 11, 13, 67, 77, 91, 143, 379, 469, 737, 871, 1001, 2653, 4169, 4927, 5159, 6097, 9581, 25393, 29183, 34489, 54197, 67067, 177751, 279323, 330109, 379379, 1955261, 2310763, 3631199, 25418393]

約数ペア:

[(1, 25418393), (7, 3631199), (11, 2310763), (13, 1955261), (67, 379379), (77, 330109), (91, 279323), (143, 177751), (379, 67067), (469, 54197), (737, 34489), (871, 29183), (1001, 25393), (2653, 9581), (4169, 6097), (4927, 5159)]