16904775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{11863}}^1$

素因数の和:11895

約数の個数: 24

約数和(自身を含む): 29422720

約数和(自身を除く): 12517945

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 11863, 35589, 59315, 177945, 225397, 296575, 676191, 889725, 1126985, 3380955, 5634925, 16904775]

約数ペア:

[(1, 16904775), (3, 5634925), (5, 3380955), (15, 1126985), (19, 889725), (25, 676191), (57, 296575), (75, 225397), (95, 177945), (285, 59315), (475, 35589), (1425, 11863)]