51867675

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1787}}^1$

素因数の和:1849

約数の個数: 48

約数和(自身を含む): 97553280

約数和(自身を除く): 45685605

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 1075, 1161, 1787, 1935, 3225, 5361, 5805, 8935, 9675, 16083, 26805, 29025, 44675, 48249, 76841, 80415, 134025, 230523, 241245, 384205, 402075, 691569, 1152615, 1206225, 1921025, 2074707, 3457845, 5763075, 10373535, 17289225, 51867675]

約数ペア:

[(1, 51867675), (3, 17289225), (5, 10373535), (9, 5763075), (15, 3457845), (25, 2074707), (27, 1921025), (43, 1206225), (45, 1152615), (75, 691569), (129, 402075), (135, 384205), (215, 241245), (225, 230523), (387, 134025), (645, 80415), (675, 76841), (1075, 48249), (1161, 44675), (1787, 29025), (1935, 26805), (3225, 16083), (5361, 9675), (5805, 8935)]