25428351

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 38142720

約数和(自身を除く): 12714369

約数列:

[1, 3, 13, 39, 43, 59, 129, 177, 257, 559, 767, 771, 1677, 2301, 2537, 3341, 7611, 10023, 11051, 15163, 32981, 33153, 45489, 98943, 143663, 197119, 430989, 591357, 652009, 1956027, 8476117, 25428351]

約数ペア:

[(1, 25428351), (3, 8476117), (13, 1956027), (39, 652009), (43, 591357), (59, 430989), (129, 197119), (177, 143663), (257, 98943), (559, 45489), (767, 33153), (771, 32981), (1677, 15163), (2301, 11051), (2537, 10023), (3341, 7611)]