25040519

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 30336768

約数和(自身を除く): 5296249

約数列:

[1, 7, 47, 49, 83, 131, 329, 581, 917, 2303, 3901, 4067, 6157, 6419, 10873, 27307, 43099, 76111, 191149, 301693, 511031, 532777, 3577217, 25040519]

約数ペア:

[(1, 25040519), (7, 3577217), (47, 532777), (49, 511031), (83, 301693), (131, 191149), (329, 76111), (581, 43099), (917, 27307), (2303, 10873), (3901, 6419), (4067, 6157)]