25820641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4723}}^1$

素因数の和:4812

約数の個数: 16

約数和(自身を含む): 32652288

約数和(自身を除く): 6831647

約数列:

[1, 7, 11, 71, 77, 497, 781, 4723, 5467, 33061, 51953, 335333, 363671, 2347331, 3688663, 25820641]

約数ペア:

[(1, 25820641), (7, 3688663), (11, 2347331), (71, 363671), (77, 335333), (497, 51953), (781, 33061), (4723, 5467)]