278325681

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{6737}}^1$

素因数の和:7080

約数の個数: 16

約数和(自身を含む): 380346624

約数和(自身を除く): 102020943

約数列:

[1, 3, 47, 141, 293, 879, 6737, 13771, 20211, 41313, 316639, 949917, 1973941, 5921823, 92775227, 278325681]

約数ペア:

[(1, 278325681), (3, 92775227), (47, 5921823), (141, 1973941), (293, 949917), (879, 316639), (6737, 41313), (13771, 20211)]