870776781

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{316531}}^1$

素因数の和:316672

約数の個数: 16

約数和(自身を含む): 1337031168

約数和(自身を除く): 466254387

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 316531, 949593, 2215717, 6647151, 41465561, 124396683, 290258927, 870776781]

約数ペア:

[(1, 870776781), (3, 290258927), (7, 124396683), (21, 41465561), (131, 6647151), (393, 2215717), (917, 949593), (2751, 316531)]