2638456233

素因数分解:

$3^1\times 7^1\times {\mathrm{1979}}^1\times {\mathrm{63487}}^1$

素因数の和:65476

約数の個数: 16

約数和(自身を含む): 4022599680

約数和(自身を除く): 1384143447

約数列:

[1, 3, 7, 21, 1979, 5937, 13853, 41559, 63487, 190461, 444409, 1333227, 125640773, 376922319, 879485411, 2638456233]

約数ペア:

[(1, 2638456233), (3, 879485411), (7, 376922319), (21, 125640773), (1979, 1333227), (5937, 444409), (13853, 190461), (41559, 63487)]