25519293

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{10163}}^1$

素因数の和:10206

約数の個数: 20

約数和(自身を含む): 39355008

約数和(自身を除く): 13835715

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 10163, 30489, 91467, 274401, 315053, 823203, 945159, 2835477, 8506431, 25519293]

約数ペア:

[(1, 25519293), (3, 8506431), (9, 2835477), (27, 945159), (31, 823203), (81, 315053), (93, 274401), (279, 91467), (837, 30489), (2511, 10163)]